Professor Dr. habil. Heiko Gewald

2026

• Jechle, Deinera and Faußer, Stefan A. and Gewald, Heiko (2026) Lies or Nerves? A Signal Detection Theory-Guided Approach to Deception Detection in Natural Speech. (opens in a new window) In: 9th International Conference on Information Technology & Systems, February, 16-18, 2026, Roatán Island, Honduras, Paper 312 (Full Paper). (Lecture Notes in Networks and Systems).
• Schulz, Thomas and Zimmermann, Sina and Wagner, Heinz-Theo and Gewald, Heiko and Krcmar, Helmut (2026) Smart mobility apps = smart selections? An analysis of commuters’ mobility choice. (opens in a new window) Journal of Transport and Sustainability, 2 (1), Paper (Research Article). pp. 1-21. ISSN 3049-852X
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2025

• Finze, Nikola and Vaast, Emmanuelle and Gewald, Heiko (2025) Between Professionalism and Pragmatism: Physicians’ Information Technology Use in Healthcare Practice. (opens in a new window) In: (Proceedings of the) 46th International Conference on Information Systems (ICIS), December, 14-17, 2025, Nashville, TN, USA, Paper Completed Research Paper.
• Jechle, Deinera and Schütz, Sebastian and Gewald, Heiko (2025) Decoding Data Breach Response Strategies: Insights from Situational Crisis Communication Theory using Topic Modeling. (opens in a new window) In: (Proceedings of the) 33rd European Conference on Information Systems (ECIS), June, 16-18, 2025, Amman, Jordan, Paper ECIS2025-1297 (CRP).
• Jechle, Deinera and Seerig, Kirsten H. and Gewald, Heiko (2025) A Two-Tier Adoption Process: The Case of Physicians Prescription of Digital Therapeutics. (opens in a new window) In: 15th Annual Conference for Health IT and Analytics (CHITA), 26-27 April, 2025, Austin, TX, USA.
• Haug, Maximilian and Tikil, Alisha and Gewald, Heiko (2025) Balancing taking and giving: contextualization of social support and social overload in online mental health communities. (opens in a new window) In: (Proceedings of the) 33rd European Conference on Information Systems (ECIS), June, 16-18, 2025, Amman, Jordan, Paper ECIS2025-1296 (CRP).
• Jechle, Deinera and Frenzel-Piasentin, Adeline and Risius, Marten and Gewald, Heiko (2025) Conceptualizing Information Warfare in the Digital Age: Implications for the IS Discipline. (opens in a new window) In: (Proceedings of the) 36th Australasian Conference on Information Systems (ACIS) “The State of the Information Systems Discipline: Challenges and Opportunities”, December, 1 - 5, 2025, Brisbane, QLD, Australia, pp. 1-14, Paper 121.
• Kendziorra, Jennifer and Seerig, Kirsten H. and Winkler, Till and Gewald, Heiko (2025) From awareness to integration: a qualitative interview study on the impact of digital therapeutics on physicians’ practices in Germany. (opens in a new window) BMC Health Services Research, 25, Art. 568. ISSN 1472-6963
• Finze, Nikola and Seerig, Kirsten H. and Yang, Cui and Ueter, Sophie and Gewald, Heiko (2025) Smart Solutions after Surgery - Evaluating the Efficacy of Digital Follow-up. (opens in a new window) In: (Proceedings of the) 33rd European Conference on Information Systems (ECIS), June, 16-18, 2025, Amman, Jordan, Paper ECIS2025-1204 (CRP).
• Haug, Maximilian and Maier, Christian and Gewald, Heiko and Weitzel, Tim (2025) Supporting opinions to fit in: a spiral of silence-theoretic explanation for establishing echo chambers and filter bubbles on social media. (opens in a new window) Internet Research, 35 (7). pp. 30-51. ISSN 1066-2243
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• Haug, Maximilian and Finze, Nikola and Gewald, Heiko (2025) Unveiling the Digital Self – Exploring Avatar Identification in Online Gaming. (opens in a new window) In: (Proceedings of the) 13rd World Conference on Information Systems and Technologies (WorldCIST), April, 15-17, 2025, Florianopolis, Brazil.
• Schütz, Sebastian and Gewald, Heiko and Johnston, Allen and Thatcher, Jason B. (2025) What Goals Drive Employees’ Information Systems Security Behaviors? A Mixed Methods Study of Employees’ Goals in the Workplace. (opens in a new window) Journal of the Association for Information Services : JAIS, 26 (5), Art. 5 (Research Article). pp. 1390-1422. ISSN 1536-9323

2024

• Schulz, Thomas and Gewald, Heiko and Krcmar, Helmut and Wagner, Heinz-Theo (2024) My way, your way, or no way? How Mobility-as-a-Serviceecosystems emerge. (opens in a new window) Information Systems and e-Business Management. pp. 1-44. ISSN 1617-9854
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• Haug, Maximilian and Reiter, Julia and Gewald, Heiko (2024) Anger and Sadness — Coping Strategies to Manage Negative User Interaction on Instagram. (opens in a new window) In: (Proceedings of the) 32nd European Conference on Information Systems (ECIS) “People First: Constructing Digital Futures Together”, June, 13-19, 2024, Paphos, Cyprus, Paper 1868 (RP). ISBN 9781958200100
• Milovich, Michael and Riemenschneider, Cynthia and Reychav, Iris and Gewald, Heiko (2024) Considering Older Adults in Mainstream Technology Development: A Panel Report from AIS Women’s Network ICIS 2022. (opens in a new window) Communications of the Association for Information Systems : CAIS, 54 (P25). pp. 680-698. ISSN 1529-3181
• Haug, Maximilian and Reiter, Julia and Gewald, Heiko (2024) Content creators on Instagram - How users cope with stress on social media. (opens in a new window) Telematics and Informatics Reports, 13. ISSN 2772-5030
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• Schroeder, Tanja and Haug, Maximilian and Georgiou, Andrew and Seaman, Karla and Gewald, Heiko (2024) Evidence of How Physicians and Their Patients Adopt mHealth Apps in Germany: Exploratory Qualitative Study. (opens in a new window) JMIR Mhealth Uhealth, 12, Paper 48345 (Digit. P). ISSN 2291-5222
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• Haug, Maximilian and Finze, Nikola and Gewald, Heiko and Salou, Tanja (2024) Exploring the Role of Emotions in Continuous Use of Activity Trackers. (opens in a new window) In: Conference on Health IT and Analytics (CHITA), May, 2-4, 2024, Washington D.C., USA.
• Haug, Maximilian and Finze, Nikola and Gewald, Heiko and Salou, Tanja (2024) Happiness and Sadness - Exploring the Role of Emotions in Continuous Use of Activity Trackers. (opens in a new window) In: (Proceedings of the) Conference of the Italian Chapter of AIS (itAIS), October, 11-12, 2024, Piacenza, Italy.
• Seerig, Kirsten H. and Haug, Maximilian and Maier, Alexander and Gewald, Heiko (2024) The Healing Power of Words: Examining the Effect of Communication Styles on Appreciation within the Hospital Setting. (opens in a new window) Procedia Computer Science, 231. pp. 305-310. ISSN 1877-0509
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• Finze, Nikola and Jechle, Deinera and Faußer, Stefan A. and Gewald, Heiko (2024) How are We Doing Today? Using Natural Speech Analysis to Assess Older Adults’ Subjective Well-Being. (opens in a new window) Business & Information Systems Engineering : BISE, 66. pp. 321-334. ISSN 1867-0202
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• Seerig, Kirsten H. and Kim, Kathrin and Gewald, Heiko (2024) The Influence of Self-Efficacy on Older Adults’ Use of Mobile Health Applications. (opens in a new window) In: (Proceedings of the) 34th Medical Informatics Europe Conference (MIE) "Digital Health & Informatics Innovations for Sustainable Health Care Systems", August, 25-29, 2024, Athens, Greece, pp. 509-510. (Studies in Health Technology and Informatics; 316). ISBN 9781643685335
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• Gewald, Heiko and Vogel, Doug and Bozan, Karoly (2024) Introduction to the Minitrack Digital Innovations for the Aging Society. (opens in a new window) In: (Proceedings of the) 57th Hawaii International Conference on System Sciences (HICSS-57), January, 3-6, 2024, Honolulu, HI, USA, p. 3384. ISBN 9780998133171
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• Schroeder, Tanja and Kamalakkannan, Abbish and Seaman, Karla and Ngyen, Amy and Siette, Joyce and Gewald, Heiko and Georgiou, Andrew (2024) Perception of middle-aged and older adults towards mHealth apps: A comparative factor analysis between Australia and Germany. (opens in a new window) International Journal of Medical Informatics, 189, Paper 105502 (Digit. P). ISSN 1872-8243
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• Zimmermann, Sina and Dauter, Johannes and Gewald, Heiko (2024) Promoting Sports and Wellness with Social Media Advertising – An Analysis of Different Marketing Channels. (opens in a new window) In: (Proceedings of the) The 9th Work­shop on Adults' Use of In­for­ma­ti­on and Com­mu­ni­ca­ti­on Tech­no­lo­gies in Health­ca­re (auICTH) in conjunction with the 13th International Conference on Current and Future Trends of ICTH, November, 7-9, 2023, Almaty, Kazakhstan, pp. 311-316. (Procedia Computer Science; 231).
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• Finze, Nikola and Gewald, Heiko (2024) Redefining the White Coat: The Impact of Artificial Intelligence on the Professional Identity of Physicians. (opens in a new window) In: (Proceedings of the) 14th Conference on Health IT and Analytics (CHITA), May, 2-4, 2024, Washington D.C., USA, pp. 26-27.
• Haug, Maximilian and Maier, Christian and Gewald, Heiko (2024) Social Media and Me: How Community Identity Influences Click Speech. (opens in a new window) Journal of Computer Information Systems : JCIS, 64. ISSN 2380-2057
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• Seerig, Kirsten H. and Kim, Kathrin and Gewald, Heiko (2024) Understanding the Adoption of Mobile Health Applications: Insights from User Tests with Older Adults. (opens in a new window) In: (Proceedings of the) 19th Internationale Tagung Wirtschaftsinformatik 2024 (WI24), 16.-19. September 2024, Würzburg, Germany.
• Schroeder, Tanja and Nguyen, Amy D. and Seaman, Karla and Gewald, Heiko and Georgiou, Andrew (2024) Utilising Mobile Health Apps – A Comparison of GP Perceptions Across Australia and Germany. (opens in a new window) In: MEDINFO 2023 — The Future Is Accessible : Proceedings of the 19th World Congress on Medical and Health Informatics / Bichel-Findlay, J. et al. (Eds). IOS Press, pp. 424-428. (Studies in Health Technology and Informatics; 310). ISBN 9781643684567
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• Schroeder, Tanja and Seaman, Karla and Nguyen, Amy and Siette, Joyce and Gewald, Heiko and Georgiou, Andrew (2024) What would it take to improve the uptake and utilisation of mHealth applications among older Australians? A qualitative study. (opens in a new window) Australian Health Review, 48 (1). pp. 28-33. ISSN 1449-8944
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2023

• Zimmermann, Sina and Schulz, Thomas and Hein, Andreas and Gewald, Heiko and Krcmar, Helmut (2023) Motivating change in commuters’ mobility behaviour: Digital nudging for public transportation use. (opens in a new window) Journal of Decision Systems. ISSN 2116-7052
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• Eggers, Julia and Häge, Marie-Christin and Zimmermann, Sina and Gewald, Heiko (2023) Assessing Process Mining Use Cases: A Taxonomy of Antecedents and Value Potentials of Process Mining. (opens in a new window) In: (Proceedings of the) 29th Americas Conference on Information Systems (AMCIS) "Diving Into Uncharted Waters" ; Vol. 5, August, 10-12, 2023, Panama City, Panama.
• Zimmermann, Sina K. and Feike, Paula L. and Hein, Andreas and Gewald, Heiko (2023) Combined Digital Nudging to Leverage Public Transportation Use. (opens in a new window) In: (Proceedings of the) 31st European Conference on Information Systems (ECIS) "Co-creating Sustainable Digital Futures", June, 11-16, 2023, Kristiansand, Norway, RP 300.
• Seerig, Kirsten H. and Finze, Nikola and Yang, Cui and Gewald, Heiko (2023) Digital Follow-up after Surgery – A Randomized Controlled Trial and its Effects on Patients’ Adherence and Doctor-Patient Relationship. (opens in a new window) In: (Proceedings of the) 18th Internationale Tagung Wirtschaftsinformatik 2023 (WI23) ; 53, 18.-21. September 2023, Paderborn, Germany, Paper 270 (RIP).
• Schroeder, Tanja and Seaman, Karla and Nguyen, Amy and Gewald, Heiko and Georgiou, Andrew (2023) Enablers and inhibitors to the adoption of mHealth apps by patients – A qualitative analysis of German doctors’ perspectives. (opens in a new window) Patient Education and Counseling : PEC, 114, Art. 107865. ISSN 1873-5134
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• Finze, Nikola and Büscher, Marie-Luise and Wagner, Heinz-Theo and Gewald, Heiko (2023) IT Governance Mechanisms, Employees’ Digital Mindset, and Behavioral Outcomes. (opens in a new window) In: (Proceedings of the) 27th Pacific Asia Conference on Information Systems (PACIS), July, 8-12, 2023, Nanchang, China.
• Zimmermann, Sina and Schulz, Thomas and Hein, Andreas and Gewald, Heiko and Krcmar, Helmut (2023) The Influence of Physical and Virtual Servicescapes on Public Transportation Choices. (opens in a new window) In: (Proceedings of the) 20th Conference of the Italian Chapter of AIS (ITAIS), October, 13-14, 2023, Turin, Italy.
• Seerig, Kirsten H. and Haug, Maximilian and Maier, Alexander and Gewald, Heiko (2023) Informal Hierarchies - Ramifications for Nursing and Interprofessional Communication in German Hospitals. (opens in a new window) In: (Proceedings of the) 13th Conference on Health IT and Analytics (CHITA), May, 4-6, 2023, Washington D.C., USA.
• Wiedemann, Anna and Wiesche, Manuel and Gewald, Heiko and Krcmar, Helmut (2023) Integrating development and operations teams: A control approach for DevOps. (opens in a new window) Information and Organization, 33. Digital Page 100474. ISSN 1471-7727
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• Gewald, Heiko and Vogel, Doug and Bozan, Karoly (2023) Introduction to the Minitrack on Digital Innovations for the Aging Society. (opens in a new window) In: (Proceedings of the) 56th Hawaii International Conference on System Sciences (HICSS), January, 3-6, 2023, Maui, HI, USA, p. 2900.
• Schroeder, Tanja and Dodds, Laura and Georgiou, Andrew and Gewald, Heiko and Siette, Joyce (2023) Older Adults and New Technology: Mapping Review of the Factors Associated With Older Adults’ Intention to Adopt Digital Technologies. (opens in a new window) JMIR Aging, 6. e44564. ISSN 2561-7605
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• Haug, Maximilian and Gewald, Heiko (2023) Privacy is Important! Or not? – Commenting and Liking Under Confirmation Bias on Social Media. (opens in a new window) In: (Proceedings of the) 29th Americas Conference on Information Systems (AMCIS) "Diving into Uncharted Waters" ; Vol. 11, August, 10-12, 2023, Panama City, Panama.
• Schroeder, Tanja and Seaman, Karla and Nguyen, Amy and Gewald, Heiko and Georgiou, Andrew (2023) Social Determinants of Mobile Health App Adoption - A Qualitative Study of Older Adults' Perceptions in Australia. (opens in a new window) In: Conference on Context Sensitive Health Informatics (CSHI), July, 5-6, 2023, Sydney, AUS, pp. 81-85. (Studies in Health Technology and Informatics; 304). ISBN 9781643683997
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• Zimmermann, Sina K. and Schulz, Thomas and Hein, Andreas and Kaus, Alexander F. and Gewald, Heiko and Krcmar, Helmut (2023) Why Specialized Service Ecosystems Emerge—the Case of Smart Parking in Germany. (opens in a new window) Information System Frontiers : ISF. ISSN 1572-9419
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2022

• Thaler, Fabian and Haug, Maximilian and Gewald, Heiko and Brune, Philipp (2022) The Context sets the Tone - A Literature Review on Emotion Recognition from Speech using AI. (opens in a new window) In: (Proceedings of the) 19th Conference of the Italian Chapter of AIS (itAIS), October, 14-15, 2022, Catanzaro, Italy.
• Finze, Nikola and Frey, Julian and Hund, Axel and Beimborn, Daniel and Gewald, Heiko (2022) Cross-functional Identity? The Impact of Scaled-agile Organizations’ Transformation Processes on Professional Role Identity. (opens in a new window) In: (Proceedings of the) Special Interest Group on Adoption and Diffusion of Information Technology (DIGIT) / Pre-ICIS Workshop, December 11, 2022, Copenagen, Denmark.
• Schroeder, Tanja and Haug, Maximilian and Gewald, Heiko (2022) Data Privacy Concerns Using mHealth Apps and Smart Speakers: Comparative Interview Study Among Mature Adults. (opens in a new window) JMIR formative research, 6 (6). e28025. ISSN 2561-326X
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• Gewald, Heiko and Vogel, Doug and Bozan, Karoly (2022) Introduction to the Seniors' Use of Digital Resources Minitrack. (opens in a new window) In: (Proceedings of the) 55th Hawaii International Conference on System Sciences (HICSS), January, 4-7, 2022, Maui, HI, USA, p. 4166.
• Haug, Maximilian and Gewald, Heiko (2022) Privacy in the Pandemic - Commenting and Liking Behavior on Social Media Concerning COVID-19. (opens in a new window) In: (Proceedings of the) Conference on Health IT and Analytics (CHITA), March, 4-5, 2022, Washington, D.C., USA.
• Jussli, Alexandra and Kim, Kathrin and Gewald, Heiko and Thatcher, Jason B. (2022) SeniorDT: A Design Thinking-Based Approach to Requirements Engineering Involving Elderly Users. (opens in a new window) In: (Proceedings of the) 17th International Conference on Design Science Research in Information Systems and Technology (DESRIST) "The Transdisciplinary Reach of Design Science Research", June, 1-3, 2022, St. Petersburg, FL, USA, pp. 351-362. (Lecture Notes in Computer Science; 13229). ISBN 9783031065163
• Haug, Maximilian and Schroeder, Tanja and Gewald, Heiko and Burth, Laura (2022) This Disease Scares Me! Influences on Adoption of Mobile Health Applications by Seniors. (opens in a new window) In: (Proceedings of the) International Conference on Information Technology & Systems (ICITS), February, 9-11, 2022, San Carlos, Costa Rica, pp. 140-149. (Lecture Notes in Networks and Systems; 414). ISBN 9783030962937
• Gewald, Heiko and Wagner, Heinz-Theo (2022) Using Lessons from the COVID-19 Crisis to Move from Traditional to Adaptive IT Governance. (opens in a new window) MIS Quarterly executive, 21 (4), Art. 7. pp. 287-299. ISSN 1540-1960

2021

• Schulz, Thomas and Böhm, Markus and Gewald, Heiko and Krcmar, Helmut (2021) Smart mobility – an analysis of potential customers’ preference structures. (opens in a new window) Electronic markets : The International Journal on Networked Business, 31 (1). pp. 105-124. ISSN 1422-8890
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• Schulz, Thomas and Zimmermann, Sina and Böhm, Markus and Gewald, Heiko and Krcmar, Helmut (2021) Value co-creation and co-destruction in service ecosystems: The case of the Reach Now app. (opens in a new window) Technological Forecasting and Social Change, 170 (Sep). ISSN 0040-1625
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• Zimmermann, Sina K. and Wagner, Heinz-Theo and Rössler, Philipp and Gewald, Heiko and Krcmar, Helmut (2021) The Role of Utilitarian vs. Hedonic Factors for the Adoption of AI-based Smart Speakers. (opens in a new window) In: (Proceedings of the) 27th Americas Conference on Information Systems (AMCIS) "Digital Innovation and Entrepreneurship", August, 9-13,2021, Montreal, Canada (online).
• Thaler, Fabian and Faußer, Stefan A. and Gewald, Heiko (2021) Using NLP to analyze whether customer statements comply with their inner belief. (opens in a new window) arXiv:2107.11175.
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• Weeger, Andy and Wagner, Heinz-Theo and Gewald, Heiko and Weitzel, Tim (2021) Contradictions and Interventions in Health IS - A Framework Based on Activity Theory. (opens in a new window) Business & Information Systems Engineering (BISE), 63. pp. 689-710. ISSN 1867-0202 (Online)
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• Thaler, Fabian and Gewald, Heiko (2021) Language Characteristics supporting early Alzheimer's diagnosis trough machine leaning - a literature review. (opens in a new window) Health informatics - An International Journal : HIIJ, 10 (1). ISSN 2319-2046
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• Schroeder, Tanja and Haug, Maximilian and Gewald, Heiko (2021) The Ambivalence of Mhealth Apps - A Qualitative Research on Techno-stressors of Mobile Health Applications. (opens in a new window) In: (Proceedings of the) 27th Americas Conference on Information Systems (AMCIS) "Digital Innovation and Entrepreneurship", August, 9-13,2021, Montreal, Canada (online).
• Schroeder, Tanja and Schulz, Thomas and Haug, Maximilian and Gewald, Heiko (2021) A Conceptual Framework for a Digital Health Innovation Ecosystem. (opens in a new window) In: (Proceedings of the) 25th Pacific Asia Conference on Information Systems (PACIS), July, 12-14, 2021, Dubai, UAE.
• Zimmermann, Sina and Hein, Andreas and Schulz, Thomas and Gewald, Heiko and Krcmar, Helmut (2021) Digital Nudging Toward Pro-Environmental Behavior: A Literature Review. (opens in a new window) In: (Proceedings of the) 25th Pacific Asia Conference on Information Systems (PACIS), July, 12-14, 2021, Dubai, UAE.
• Gewald, Heiko and Vogel, Doug and Bozan, Karoly (2021) Introduction to the Seniors' Use of Digital Resources Minitrack. (opens in a new window) In: (Proceedings of the) 54th Hawaii International Conference on System Sciences (HICSS), January, 5-8, 2021, Virtual, pp. 3891-3892. ISBN 9780998133140
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• Haug, Maximilian and Dahm, Maria and Gewald, Heiko and Georgiou, Andrew (2021) Just Talk to me - A Qualitative Study of Patient Satisfaction in Emergency Departments. (opens in a new window) In: (Proceedings of the) MedInfo'21 "One World, One Health - Global Partnership for Digital Innovation", October, 2-4, 2021, (virtual).
• Haug, Maximilian and Lanza, Jaro and Gewald, Heiko (2021) Only If It Affects Me! The Influence of Privacy on Different Adoption Phases. (opens in a new window) In: (Proceedings of the) 42nd nternational Conference on Information Systems (ICIS) "Building Sustainability and Resilience with IS", December, 12-15, 2021, Austin, TX, USA. ISBN 9781733632591
• Jussli, Alexandra and Gewald, Heiko (2021) Senior DT- A Design Thinking Method to Improve Requirements Engineering for Elderly Citizens. (opens in a new window) In: (Proceedings of the) IEEE 29th International Requirements Engineering Conference Workshops (REW) ; Vol. 1, September, 20-24, 2021, Notre Dame, IN, USA, pp. 240-247. ISBN 9781665418980
• Wiedemann, Anna and Wiesche, Manuel and Gewald, Heiko and Krcmar, Helmut (2021) Transforming Disciplined IT Functions: Guidelines for DevOps Integration. (opens in a new window) In: Balancing Agile and Disciplined Engineering and Management Approaches for IT Services and Software Products / Mora, Manuel et al. (Eds). Hershey: IGI Global, pp. 293-306. ISBN 9781799841654
• Hanesch, Antonia and Brune, Philipp and Gewald, Heiko (2021) Will They Like It? Understanding Customer Adoption of Connected Car Services within Automotive Aftersales. (opens in a new window) In: (Proceedings of the) 18th Italian Chapter of the Association for Information Systems (itAIS), October, 15 - 16, 2021, Trento, Italy (on-site and online).
• Schroeder, Tanja and Haug, Maximilian and Gewald, Heiko (2021) The difference between motivation and volition matters! - A qualitative study on mobile health application adoption. (opens in a new window) In: (Proceedings of the) 29th European Conference on Information Systems (ECIS) "Human values crisis in digitizing world", June 14-16, 2021, Marrakech, Marokko (online).
• Schroeder, Tanja and Gewald, Heiko and Weeger, Andy (2021) A research model to explain acceptance of speech therapy devices by senior aphasia patients. (opens in a new window) In: (Proceedings of the) 1st Int. Workshop on Design and Use of Digital Services to Empower Healthcare and Wellbeing (DUDE). In conjunction with the 11th ICTH., November 1-4, 2021, Leuven, Belgium, pp. 287-294. (Procedia Computer Science; 198).
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2020

• Haug, Maximilian and Gewald, Heiko and Brune, Philipp (2020) Retweeting in the Age of Fake News - A Cognitive Style Perspective. (opens in a new window) In: 17th Italian Chapter of the Association for Information Systems (itAIS) "Organizing in a digitized world: Diversity, Equality and Inclusion", October, 16 - 17, 2020, Pescara, Italy.
• Schulz, Thomas and Gewald, Heiko and Böhm, Markus and Krcmar, Helmut (2020) Smart Mobility: Contradictions in Value Co-Creation. (opens in a new window) Information Systems Frontiers. ISSN 1387-3326
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• Wiedemann, Anna and Wiesche, Manuel and Gewald, Heiko and Krcmar, Helmut (2020) Understanding How DevOps Aligns Development and Operations: A Tripartite Model of Intra-IT Alignment. (opens in a new window) European Journal of Information Systems : EJIS, 29 (5). pp. 458-473. ISSN 0960-085X
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• Haug, Maximilian and Rössler, Philipp and Gewald, Heiko (2020) How Users Perceive Privacy and Security Risks Concerning Smart Speakers. (opens in a new window) In: (Proceedings of the) 28th European Conference on Information Systems (ECIS), June, 15-17, 2020, Marrakech, Marokko (online). ISBN 9781733632515
• Zimmermann, Sina and Schulz, Thomas and Ikonomou, Georgios and Gewald, Heiko (2020) Impediments of Intermodal Mobility: A Service-Dominant Logic Perspective. (opens in a new window) In: (Proceedings of the) 24th Pacific Asia Conference on Information Systems (PACIS), June, 20-24, 2020, Dubai, UAE. ISBN 9781733632539
• Zimmermann, Sina and Schulz, Thomas and Gewald, Heiko (2020) Salient Attributes of Mobility Apps: What Does Really Matter for the Citizen? (opens in a new window) In: (Proceedings of the) 24th Pacific Asia Conference on Information Systems (PACIS), June, 20-24, 2020, Dubai, UAE. ISBN 9781733632539
• Schulz, Thomas and Böhm, Markus and Gewald, Heiko and Celik, Zehra and Krcmar, Helmut (2020) The Negative Effects of Institutional Logic Multiplicity on Service Platforms in Intermodal Mobility Ecosystems. (opens in a new window) Business & Information Systems Engineering (BISE), 62 (5). pp. 417-433. ISSN 1867-0202 (Online)
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• Haug, Maximilian and Rössler, Philipp and Gewald, Heiko (2020) Identification and Influence of Perceived Risks on Smart Speaker Use Behavior. (opens in a new window) In: 15. Internationale Tagung Wirtschaftsinformatik (WI2020), 9.-11. März 2020, Potsdam, Germany, pp. 1325-1331.
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• Zimmermann, Sina and Schulz, Thomas and Gewald, Heiko (2020) Conflicting Roles of CIOs and their Negative Effects on the Workplace of the Future. (opens in a new window) In: (Proceedings of the) 53rd Hawaii International Conference on System Sciences (HICSS), January, 7-10, 2020, Maui, HI, USA. ISBN 9780998133133
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• Haug, Maximilian and Gewald, Heiko (2020) Feeling Younger? An Investigation of Cognitive Age on IT Use. (opens in a new window) In: (Proceeings of the) International Conference on Information Technology & Systems (ICITS), February, 5-7, 2020, Bogota, Columbia, pp. 320-329. (Advances in Intelligent Systems and Computing book series; 1137). ISBN 9783030406899
• Gewald, Heiko and Vogel, Doug and Bozan, Karoly (2020) Introduction to the Seniors' Use of Digital Resources Minitrack. (opens in a new window) In: (Proceedings of the) 53rd Hawaii International Conference on System Sciences (HICSS), January, 7-10th, 2020, Maui, HI, USA. ISBN 9780998133133
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• Wang, Xuequn and Gewald, Heiko and Lin, Xiaolin and Prentice, Catherine (2020) Too old to shop? A Comparative Analysis of the Engagement of Junior and Senior Customers in Social Commerce. (opens in a new window) In: (Proceedings of the) 53rd Hawaii International Conference on Systems Sciences (HICSS), January, 7-10, 2020, Maui, Hawaii. ISBN 9780998133133
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• Schulz, Thomas and Böhm, Markus and Gewald, Heiko (2020) Information Technology Choice in Mobility Service Ecosystems: A Qualitative Comparative Analysis. (opens in a new window) In: (Proceedings of the) International Conference on Information Systems (ICIS) "Making Digital Inclusive: Blending the Local and the Global", December 13-16, 2020, Virtual.
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• Schroeder, Tanja and Haug, Maximilian and Gewald, Heiko (2020) Technostress: a qualitative Research on Negative Health Impacts of Mobile Health Applications. (opens in a new window) In: (Proceedings of the) 11th Conference on Health IT and Analytics (CHITA), October, 8-10, 2020, Washington D.C., USA (online), pp. 20-21.

2019

• Wiedemann, Anna and Wiesche, Manuel and Thatcher, Jason B. and Gewald, Heiko (2019) A Control-Alignment Model for Product Orientation in DevOps Teams–A Multinational Case Study. (opens in a new window) In: (Proceedings of the) 40th International Conference on information Systems (ICIS), 15.-18. Dezember 2019, München, Germany. ISBN 9780996683197
• Haug, Maximilian and Wagner, Heinz-Theo and Gewald, Heiko and Burth, Laura (2019) Adoption of Mobile Health Applications against Alzheimer’s Disease. (opens in a new window) In: 10th Conference on Health IT and Analytics (CHITA), November, 15-16, 2019, Washington D.C, USA.
• Rockmann, Robert and Gewald, Heiko (2019) Individual Fitness App Use: The Role of Goal Orientations and Motivational Affordances. (opens in a new window) In: (Proceedings of the) 25th Americas Conference on Information Systems (AMCIS) 2019, August, 15-17, 2019, Cancún, México. ISBN 9780996683180
• Hund, Axel and Wagner, Heinz-Theo and Gewald, Heiko (2019) The Impact of Digitization on Contemporary Innovation Management. (opens in a new window) In: (Proceedings of the) 25th Americas Conference on Information Systems (AMCIS) 2019, August, 15-17, 2019, Cancun, Mexico. ISBN 9780996683180
• Wagner, Heinz-Theo and Gewald, Heiko and Moos, Bernhard and Wiedemann, Anna (2019) The Influence of Inter-Organizational Alignment on Consultancy Project Success. (opens in a new window) In: (Proceedings of the) 25th Americas Conference on Information Systems (AMCIS) 2019, August, 15-17, 2019, Cancun, Mexico. ISBN 9780996683180
• Gewald, Heiko and Wagner, Heinz-Theo and Wolff, Bastian (2019) The Catalyzing Role of FinTechs for Innovation Sourcing in Financial Services. (opens in a new window) In: (Proceedings of the) 23rd Pacific Asia Conference on Information Systems (PACIS) 2019, July, 8-12, 2019, Xi'an, China.
• Gewald, Heiko and Vogel, Doug and Bozan, Karoly (2019) Introduction to the Minitrack on Seniors' Use of Digital Resources. (opens in a new window) In: (Proceedings of the) 52nd Hawaii International Conference on System Sciences (HICSS), January 8 - 11, 2019, Grand Wailea, HI, USA, p. 4286. ISBN 9780998133126
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• Haug, Maximilian and Gewald, Heiko (2019) Why do I rate? - Shedding Light on the Factors Influencing the Participation on Physician Rating Websites. (opens in a new window) In: (Proceedings of the) 52nd Hawaii International Conference on System Sciences (HICSS), January 8 - 11, 2019, Grand Wailea, HI, USA. ISBN 9780998133126
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• Haug, Maximilian and Gewald, Heiko and Burth, Laura (2019) Why do I feel younger? – A critical view on cognitive age and IT adoption. (opens in a new window) In: The 5th International Workshop on Adults Use of Information and Communication Technologies in Healthcare (auICTH), November, 2019, Coimbra, Portugal, pp. 433-438. (Procedia Computer Science; 160).
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• Schulz, Thomas and Böhm, Markus and Gewald, Heiko and Krcmar, Helmut (2019) Door-to-Door Mobility Integrators as Keystone Organizations of Smart Ecosystems: Resources and Value Co-Creation – A Literature Review. (opens in a new window) In: (Proceedings of the) 14th Internationale Tagung Wirtschaftsinformatik (WI), 23.-27. Februar.2019, Siegen, Germany.
• Rockmann, Robert and Gewald, Heiko and Brune, Philipp (2019) Gesundheitsbezogene IT-Nutzung im Altersübergang – Ursachen und Auswirkungen Individueller Differenzen. (opens in a new window) In: Der Altersübergang als Neuarrangement von Arbeit und Leben: Kooperative Dienstleistungen für das Alter(n) in Vielfalt / Schneider, Werner ; Stadelbacher, Stephanie (Hrsg.). Wiesbaden: Springer VS, pp. 177-198. ISBN 9783658219741
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• Wiedemann, Anna and Wiesche, Manuel and Gewald, Heiko and Krcmar, Helmut (2019) Implementing the Planning Process within DevOps Teams to Achieve Continuous Innovation. (opens in a new window) In: (Proceedings of the) 52nd Hawaii International Conference on Systems Sciences (HICSS), January 8 - 11, 2019, Grand Wailea; Hi, USA.
• Wiedemann, Anna and Forsgren, Nicole and Wiesche, Manuel and Gewald, Heiko and Krcmar, Helmut (2019) Research for Practice : The Devops Phenomenon. (opens in a new window) Communications of the ACM : CACM, 62 (8). pp. 44-49. ISSN 1557-7317
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2018

• Weeger, Andy and Gewald, Heiko and Gewald, Corinna (2018) Technology Use in Healthcare - An Activity-Theoretical Extension. (opens in a new window) In: (Proceedings of the) 39th International Conference on Information Systems (ICIS), December, 13-16, 2018, San Francisco, USA. ISBN 9781510881044
• Polzer, Nina and Gewald, Heiko (2018) Can Cognitive Assessments be Fun? A Review of Playful Mobile Applications to Assess Cognitive Health. (opens in a new window) PSAKU International Journal of Interdisciplinary Research : PSAKUIJIR, 8 (1). ISSN 2286-959X
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• Pflug, Franziska and Gewald, Heiko (2018) Einfluss der vertraglichen Zielgestaltung auf den wahrgenommenen Outsourcing-Erfolg: Eine explorative Analyse im deutschen Bankensektor. (opens in a new window) BIT - Banking and Information Technology, 2018 (2). pp. 49-59.
• Demirbas, Ugur and Gewald, Heiko and Moos, Bernhard (2018) The Impact of Digital Transformation on Sourcing Strategies in the Financial Services Sector: Evolution or Revolution? (opens in a new window) In: (Proceedings of the) 24th Americas Conference on Information Systems (AMCIS), August, 16-18, 2018, New Orleans, LA, USA.
• Rockmann, Robert and Gewald, Heiko (2018) Activity Tracking Affordances: Identification and Instrument Development. (opens in a new window) In: (Proceedings of the) 22nd Pacific Asia Conference on Information Systems (PACIS), June, 26-30, 2018, Yokohama, Japan. ISBN 9784902590838
• Rockmann, Robert and Salou, Tanja and Gewald, Heiko (2018) If You Are Happy and DON’T Know IT: Continuance? Analyzing Emotion Carry-Over Effects in Activity Tracking Continuance Decisions. (opens in a new window) In: (Proceedings of the) 22nd Pacific Asia Conference on Information Systems (PACIS), June 26-30, 2018, Yokohama, Japan. ISBN 9784902590838
• Schulz, Thomas and Gewald, Heiko and Böhm, Markus (2018) The Long and Winding Road to Smart Integration of Door-to-Door Mobility Services: An Analysis of the Hindering Influence of Intra-Role Conflicts. (opens in a new window) In: (Proceedings of the) 26th European Conference on Information Systems (ECIS), June, 23-28, 2018, Portsmouth, UK, Paper 129. ISBN 9781861376671
• Rockmann, Robert and Gewald, Heiko and Haug, Maximilian (2018) Equal Access for Everyone? A Digital Divide Cascade for Retired Senior Citizens. (opens in a new window) In: (Proceedings of the) 26th European Conference on Information Systems (ECIS), June, 23-28, 2018, Portsmouth, UK. ISBN 9781861376671
• Baumann, Christian and Gewald, Heiko (2018) What Motivates Crowdsourcing Contributors? A Cross-Platform Comparative Analysis. (opens in a new window) In: (Proceedings of the) 22nd Pacific Asia Conference on Information Systems (PACIS), June, 26-30, 2018, Yokohama, Japan. ISBN 9784902590838
• Weeger, Andy and Wang, Xuequn and Gewald, Heiko and Raisinghani, Mahesh and Sanchez, Otavio and Grant, Gerald and Pittayachawan, Siddhi (2018) Determinants of Intention to Participate in Corporate BYOD-Programs: The Case of Digital Natives. (opens in a new window) Information Systems Frontiers, online (first). pp. 1-17. ISSN 1387-3326
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• Swoboda, Walter and Holl, Felix and Pohlmann, Stefan and Denkinger, Michael and Hehl, Anja and Brönner, Monika and Gewald, Heiko (2018) A digital speech assistant for the elderly. (opens in a new window) In: Medical Informatics Europe (MIE) 2018, April 24-26th, 2018, Gothenburg, Sweden.
• Pflug, Franziska and Gewald, Heiko (2018) Einfluss der vertraglichen Zielgestaltung auf den wahrgenommenen Outsourcing-Erfolg - Eine explorative Analyse im deutschen Bankensektor. (opens in a new window) In: Multikonferenz Wirtschaftsinformatik (MKWI) 2018, 6.-9. März 2018, Lüneburg, Germany, pp. 1197-1208. ISBN 9783935786720
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• Rockmann, Robert and Gewald, Heiko (2018) How Do IT-related Traits Drive the Internet Use of Mature Adults? The Interplay of Curiosity and Control. (opens in a new window) In: (Proceedings of the) 51st Hawaii International Conference on Systems Sciences (HICSS), January, 3-6, 2018, Waikoloa, HI, USA. ISBN 9781510856554
• Gewald, Heiko and Gewald, Corinna (2018) Inhibitors of Physicians’ Use of Mandatory Hospital Information Systems (HIS). (opens in a new window) International Journal of Healthcare Information Systems and Informatics : IJHISI, 13 (1). pp. 29-44. ISSN 1555-3396
• Gewald, Heiko and Vogel, Doug and Bozan, Karoly (2018) Introduction to the Minitrack on Senior's Use of Health Information Technology. (opens in a new window) In: (Proceedings of the) 51st Hawaii International Conference on System Sciences (HICSS), January 3-6, 2018, Waikoloa, HI, USA, pp. 3014-3015. ISBN 9781510856554
• Haug, Maximilian and Gewald, Heiko (2018) Are you the Reason Fake News exists? Investigating News Sharing Attitude on Twitter. (opens in a new window) In: (Proceedings of the) 39th International Conference on Information Systems (ICIS), December, 13-16, 2018, San Francisco, USA. ISBN 9781510881044
• Haug, Maximilian and Gewald, Heiko (2018) Friendly Equals Competent? - The Role of the Doctor-Patient Relationship in Physician Ratings. (opens in a new window) In: ACM SIGMIS Computers and People Research, Buffalo, USA.
• Haug, Maximilian and Gewald, Heiko and Rockmann, Robert (2018) Grandma’s New Tablet – The Role of Mobile Devices in Trying to Innovate in IT. (opens in a new window) In: The 9th International Conference on Emerging Ubiquitous Systems and Pervasive Networks (EUSPN-2018) / The 8th International Conference on Current and Future Trends of Information and Communication Technologies in Healthcare / Workshop 4th auICTH, November, 5-8, 2018, Leuven, Belgium, pp. 460-465. (Procedia Computer Science; 141).
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• Haug, Maximilian and Gewald, Heiko (2018) How to Rate a Physician? - A Framework for Physician Ratings and What They Mean. (opens in a new window) In: (Proceedings of the) 15th conference of the Italian Chapter of AIS (itAIS), October, 12-13, 2018, Pavia, Italy.
• Wiedemann, Anna and Wiesche, Manuel and Gewald, Heiko and Krcmar, Helmut (2018) Integrating DevOps within IT Organizations – Key Pattern of a Case Study. (opens in a new window) In: (Proceedings of the) Projektmanagement und Vorgehensmodelle (PVM), 15.-16. Oktober 2018, Düsseldorf, Germany, pp. 157-168. ISBN 9783885796800
• Haug, Maximilian and Gewald, Heiko (2018) Is 60 the new 40? An Assessment of the Measures of Cognitive Age vs. Chronological Age. (opens in a new window) In: 9th Conference on Health IT and Analytics (CHITA), October, 19-20, 2018, Washington, DC, USA.
• Stark, Benjamin and Gewald, Heiko and Heinrich, Lautenbacher and Ulrich, Haase and Siegmar, Ruff (2018) Misuse of ‘Break-the-Glass’ Policies in Hospitals: Detecting Unauthorized Access to Sensitive Patient Health Data. (opens in a new window) International Journal of Information Security and Privacy, 12 (3). pp. 100-122. ISSN 1930-1650
• Haug, Maximilian and Gewald, Heiko (2018) To eWOM, or not? Investigating the Restricting Factors to Provide Online Ratings for Physicians. (opens in a new window) In: (Proceedings of the) 24th Americas Conference on Information Systems (AMCIS), August, 16-18, 2018, New Orleans, LA, USA, pp. 3784-3793. ISBN 9781510870161

2017

• Rockmann, Robert and Gewald, Heiko (2017) Is IT What You Make out of IT? On Affordances, Goals, and Positive and Negative Consequences in Activity Tracking. (opens in a new window) In: (Proceedings of the) 38th International Conference on Information Systems (ICIS), December, 10-13, 2017, Seoul, South Korea. ISBN 9781510853690
• Gewald, Heiko and Wang, Xuequn and Weeger, Andy and Raisinghani, Mahesh and Grant, Gerald and Sanchez, Otavio and Pittayachawan, Siddhi (2017) Millennials’ Attitude towards Information Technology in the Workplace – A Generation of Cherry-Pickers? (opens in a new window) Communications of the ACM, 60 (10). pp. 62-69. ISSN 0001-0782
• Haug, Maximilian and Gewald, Heiko (2017) What Satisfies the Patient? An Analysis of Factors Influencing Pa-tients’ Online Ratings. (opens in a new window) In: Workshop on Health IT and Economics (WHITE), Washington, D.C., USA.
• Polzer, Nina and Gewald, Heiko (2017) A Structured Analysis of Smartphone Applications to Early Diagnose Alzheimer ́s Disease or Dementia. (opens in a new window) Procedia Computer Science, 113. pp. 448-453. ISSN 1877-0509
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• Bregant, Rebecca and Jandl, Claudia and Brune, Philipp and Gewald, Heiko (2017) How To Manage The Segement-Of-One? A Framework To Reduce Customer Complexity. (opens in a new window) In: (Proceedings of the) 25th European Conference on Information Systems (ECIS 2017), 05 Jun - 10 Jun 2017, Guimaraes, Portugal, pp. 98-113. ISBN 978989207655
• Gewald, Heiko and Currie, Wendy (2017) Introduction to the Seniors' Use of Health Information Technology Minitrack. (opens in a new window) In: (Proceedings of the) 50th Hawaiian International Conference on Systems Sciences (HICSS), January, 4-7, 2017, Big Island, HI, USA. ISBN 9780998133102
• Rockmann, Robert and Gewald, Heiko (2017) Older Adults’ Use of Online Health Information – Do They Even Try? (opens in a new window) In: (Proceedings of the) 50th Hawaii International Conference on Systems Sciences (HICSS), January, 4-7, 2017, Waikoloa, HI, USA. ISBN 9780998133102
• Wiedemann, Anna and Gewald, Heiko (2017) Examining Cross-Domain Alignment: The Correlation of Business Strategy, IT Management, and IT Business Value. (opens in a new window) International Journal of IT/Business Alignment and Governance :IJITBAG, 8 (1). pp. 17-31. ISSN 1947-962X (online)
• Wang, Xuequn and Weeger, Andy and Gewald, Heiko (2017) Factors Driving Employee Participation in Corporate BYOD Programs: A Cross-national Comparison from the Perspective of Future Employees. (opens in a new window) Australasian Journal of Information Systems, 21. pp. 1-22. ISSN 1449-8618
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• Balss, Nicolas and Gewald, Heiko (2017) A Framework for Categorizing Startup Companies. (opens in a new window) In: International Academy of Management and Business Conference (AOMB), January, 18-20, 2017, New Orleans, LA, USA.
• Wiedemann, Anna and Gewald, Heiko and Weeger, Andy (2017) How IT Management Profile and IT Business Value Correlate – Exploring Cross-Domain Alignment. (opens in a new window) In: (Proceedings of the) 50th Hawaii International Conference on System Sciences (HICSS), January, 4-7, 2017, Waikoloa, HI, USA, pp. 5195-5204. ISBN 9780998133102
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• Gewald, Heiko and Rockmann, Robert (2017) How does Previous Work Experience affect the Internet Use of Senior Citizens? A Conceptual Research Model. (opens in a new window) In: (Proceedings of the) 6th EEM International Conference on Hospitality, Leisure, Sport, Tourism & Education (EEM-HLSTE, October 29-30, 2017, Casablanca, Morocco.
• Denker, Dominic and Gewald, Heiko (2017) Influential Factors for Patients’ Online Ratings of General Practitioners. (opens in a new window) In: (Proceedings of the) 5th International Conference on Research in Information Systems (ICRIIS) "Societal Transformation through Data Science”, July, 16-17, 2017, Langkawi, Malaysia.
• Gewald, Heiko and Nunez, Alicia and Gewald, Corinna and Vriesman, Leah (2017) An International Comparison of Factors Inhibiting Physicians' use of Hospital Information Systems. (opens in a new window) In: (Proceedings of the) International Conference on Information Resources Management (CONF-IRM), May 17-19, 2017, Santiago de Chile, Chile.
• Gewald, Heiko and Gewald, Corinna (2017) Physician’s Use of Mandatory Information Systems: An Exploratory Research in German Hospitals. (opens in a new window) In: (Proceedings of the) 50th Hawaii International Conference on Systems Sciences (HICSS), January, 4-7, 2017, Waikoloa, HI, USA. ISBN 9780998133102
• Schäfer, Leonie and Gewald, Heiko (2017) Quo Vadis Outsourcing? A Research Agenda. (opens in a new window) In: Academic Workshop at the Outsourcing World Summit (OWS), February 19-22, 2017, San Antonio, TX, USA.
• Gewald, Heiko and Schäfer, Leonie (2017) Quo vadis outsourcing? A view from practice. (opens in a new window) Journal of Global Operations and Strategic Sourcing, 10 (1). pp. 2-17. ISSN 2398-5364
• Gewald, Heiko and Schäfer, Leonie and Weeger, Andy (2017) Top Trends and Topics for Outsourcing Managers – A Longitudinal Study. (opens in a new window) In: (Proceedings of the) Americas Conference on Information Systems (AMCIS), August, 10-12, 2017, Boston, MA. ISBN 9780996683142
• Boll, Friederike and Brune, Philipp and Gewald, Heiko (2017) Towards Your Parents' Social Network Platform – A User Interface for the Age of Retirement. (opens in a new window) In: (Proceedings of the) 50th Hawaii International Conference on Systems Sciences (HICSS), January, 4-7, 2017, Waikoloa, HI, USA.
• Haug, Maximilian and Gewald, Heiko (2017) What Satisfies the Patient? An Analysis of Factors Influencing Patients’ Online Ratings. (opens in a new window) In: 8th Conference on Health IT and Analytics (CHITA), November, 3-4, 2017, Washington, DC, USA.

2016

• Weeger, Andy and Gewald, Heiko and Gewald, Corinna (2016) Is It That Only Money Matters? A Cross-national Analysis of Health Information System Usage. (opens in a new window) In: Pre-ICIS AIS SIG Health Workshop, December, 11, 2016, Dublin, IRL.
• Rockmann, Robert and Gewald, Heiko (2016) Examining Older Adults’ Enhanced Use of eHealth. (opens in a new window) In: Proceedings of the International Workshop on Adults Use of Information and Communication Technologies in Healthcare (auICTH), London.
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• Denker, Dominic and Gewald, Heiko (2016) Factors Determining Patients' Online Ratings for General Practitioners – An Exploratory Study. (opens in a new window) In: Workshop on Health IT and Economics (WHITE) "Health Care Poised for Big Data ‘Arms Race’", October, 21-22, 2016, Washington, D.C..
• Gewald, Heiko and Gewald, Corinna and Vriesman, Leah (2016) Inhibitors to Working with Hospital Information Systems – A Cross-national Analysis -. (opens in a new window) In: (Proceedings of the) 22nd Americas Conference on Information Systems (AMCIS), August, 11-14, 2016, San Diego, CA, USA, pp. 1191-1200. ISBN 9781510826878
• Rockmann, Robert and Gewald, Heiko (2016) Technology-Mediated Health Activities: An Exploratory Study on Older Adults. (opens in a new window) In: (Proceedings of the) 22nd Americas Conference on Information Systems (AMCIS), August, 11-14, 2016, San Diego, CA, USA, pp. 1273-1282. ISBN 9781510826878
• Rockmann, Robert and Gewald, Heiko (2016) The Role of Cognitive Age as Predictor of Individual Differences and Use of E-Health by the Elderly. (opens in a new window) In: (Proceedings of the) 24th European Conference on Information Systems (ECIS), June, 12-15, 2016, Istanbul,Turkey.
• Reiz, Arnold and Gewald, Heiko (2016) Physicians' Resistance towards Information Systems in Healthcare: The Case of Workarounds. (opens in a new window) In: (Proceedings of the) 20th Pacific Asia Conference on Information Systems (PACIS), June, 26 - July, 1, 2016, Chiayi, Taiwan. ISBN 9789860491029
• Gewald, Heiko and Rockmann, Robert (2016) Mature Adults' Use of Digital Health Services - The Role of Prior Computer Experience on eHealth Adoption. (opens in a new window) In: (Proceedings of the) International Conference on Information Resources Management (CONF-IRM), May 18-20, 2016, Cape Town, South Africa.
• Gewald, Heiko and Rockmann, Robert (2016) Digital Services for the Aging Society: The Impact of Previous Workplace Priviliges on Mature Adults’ Use of the Internet. (opens in a new window) In: (Proceedings of the) 10th International Conference on Digital Society and eGovernments (ICDS), April, 24-28, 2016, Venice, Italy, pp. 56-64. ISBN 9781510823082
• Gewald, Heiko and Vriesman, Leah and Rockmann, Robert (2016) eHealth Use by Mature Adults – Does One-Size Fit All? (opens in a new window) In: AUPHA Academic Forum at Healthcare Information and Management Systems Society (HIMSS), February 29 – March 4, 2016, Las Vegas, NV, USA.
• Rockmann, Robert and Tuna, Vanessa and Boll, Friederike and Brune, Philipp and Gewald, Heiko (2016) Eine Online-Plattform unterstützt bei der Vernetzung und bringt Angebot und Nachfrage zusammen. (opens in a new window) In: FISnet – Flexible, individualisierte Service-Netzwerke. Broschüre II: Erste Ergebnisse aus Forschung und Praxis. Universität Augsburg, Professur für Soziologie/Sozialkunde, pp. 53-63.

2015

• Weeger, Andy and Gewald, Heiko (2015) Acceptance and Use of Electronic Medical Records: An Exploratory Study of Hospital Physicians’ Salient Beliefs about HIT Systems. (opens in a new window) Health Systems, 4 (1). pp. 64-81. ISSN 2047-6965
• Amann, Roland and Franzreb, Danny and Gewald, Heiko and Jacob, Olaf and Reisach, Ulrike and Weilemann, Mitja (2015) HNU e-Learning Modell. (opens in a new window) Working Paper, Nr. 34, Neu-Ulm: Hochschule für angewandte Wissenschaften.
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• Lenz, Tobias and Gewald, Heiko and Coccorullo, Sascha (2015) Concept for a Multimodal Business Travel Portal: Identification of a Holistic Business Travel Process and the Required Functional Building Blocks. (opens in a new window) In: (Proceedings of the) 48t hHawaii International Conference on Systems Sciences (HICSS), January, 5-8, 2015, Koloa, HI, USA, pp. 1410-1421.
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• Weeger, Andy and Xuequn, Wang and Gewald, Heiko and Otavio, Sanchesz and Mahesh S., Raisinghani and Gerald, Grant and Siddhi, Pittayachawan (2015) Determinants of Intention to Participate in Corporate BYOD-Programs – The Case of Digital Natives. (opens in a new window) In: (Proceedings of the) 75th Annual Meeting of the Academy of Management (AoM), August, 7-11, 2015, Vancouver, CAN.
• Weber, Michael and Weeger, Andy and Gewald, Heiko (2015) Disruptions of the Tripartite Structure of System Usage: Exploring Factors Influencing the Effective Usage of Information Systems in German Hospitals. (opens in a new window) In: (Proceedings of the) 23rd European Conference on Information Systems (ECIS), May, 26-29, 2015, Münster, Germany. ISBN 9783000502842
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• Rockmann, Robert and Gewald, Heiko (2015) The Effect of Previous Work Experience on eHealth Adoption of the Elderly. (opens in a new window) In: 6th Annual Workshop on Health IT and Economics (WHITE), October 9-10, 2015, Washington, D.C., USA.
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• Rockmann, Robert and Weeger, Andy and Gewald, Heiko (2015) Elderly People in eHealth: Investigating Internet Self-Efficacy and the Role of Occupational Internet Usage. (opens in a new window) In: (Proceedings of the) 21st Americas Conference on Information Systems (AMCIS), August, 13-15, 2015, Fajardo, Puerto Rico.
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• Rockmann, Robert and Gewald, Heiko (2015) Elderly People in eHealth: Who Are They? (opens in a new window) In: Proceedings of the International Workshop on Adoption and Usage of Information and Communication Technologies in Healthcare by the Elderly (auICTH), Berlin.
• Rockmann, Robert and Weeger, Andy and Gewald, Heiko (2015) IT Capabilities and Organizational Utilization of Public Cloud Computing. (opens in a new window) In: (Proceedings of the) 23rd European Conference on Information Systems (ECIS), May, 26-29, 2015, Münster, Germany. ISBN 9783000502842
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• Weeger, Andy and Xueqhun, Wang and Gewald, Heiko (2015) IT Consumerization: BYOD-Program Acceptance and its Impact on Employer Attractiveness. (opens in a new window) Journal of Computer Information Systems, 56 (1). pp. 1-10. ISSN 0887-4417
• Weeger, Andy and Ohmayer, Lea and Gewald, Heiko (2015) Operational Alignment in Hospitals – The Role of Social Capital between IT and Medical Departments. (opens in a new window) In: (Proceedings of the) 23rd European Conference on Information Systems (ECIS), 26.-29. Mai 2015, Münster, Germany. ISBN 9783000502842
• Wiedemann, Anna and Weeger, Andy and Gewald, Heiko (2015) Organizational Structure vs. Capabilities: Examining Critical Success Factors for Managing IT Service Delivery. (opens in a new window) International Journal of IT/Business Alignment and Governance, 6 (1). pp. 49-69. ISSN 1947-9611
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• Wiedemann, Anna and Weeger, Andy and Gewald, Heiko (2015) Organizational Structure vs. Capabilities: Examining Critical Success Factors for Managing IT Service Delivery. (opens in a new window) In: (Proceedings of the) 48th Hawaii International Conference on System Sciences (HICSS), January, 5-8, 2015, Kauai, HI, USA.

2014

• Weeger, Andy and Neff, Anja and Gewald, Heiko and Haase, Ulrich (2014) Exploring Determinants of Effective Use: The Role of Misfits between a Hospital and its Information Systems. (opens in a new window) In: (Proceedings of the) Multikonferenz Wirtschaftsinformatik (MKWI), 26. - 28. Februar 2014, Paderborn, Germany.
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• Gewald, Heiko and Wagenknecht, Daniel and Schumacher, Bernd (2014) Das IT Operating Model als methodisches Werkzeug des CIO. (opens in a new window) CIO-Handbuch 2014/2015 - So positionieren Sie sich als erfolgreicher IT-Manager.. pp. 171-189.
  location and availability in the library
• Keppeler, Jonas and Brune, Philipp and Gewald, Heiko (2014) Description and Retrieval Model for Web Services including Extended Semantic and Commercial Attributes. (opens in a new window) In: (Proceedings of the) IEEE 8th Interntional Symposium on Service Oriented System Engineering (IEEE SOSE 2014), April, 7-11, 2014, Oxford, GB, pp. 258-265.
• Weeger, Andy and Gewald, Heiko (2014) Factors Influencing Future Employees’ Decision-Making to Participate in a BYOD Program: Does Risk Matter? (opens in a new window) In: (Proceedings of the) 22nd European Conference on Information Systems (ECIS), June 9-11, 2014, Tel Aviv, Israel. ISBN 9780991556700
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• Weber, Michael and Gewald, Heiko (2014) "I don't have time for that" - Examining the Impact of Training on Physician's Task Performance". (opens in a new window) In: Workshop on Health IT and Economics (WHITE), Washington, D.C..
• Rockmann, Robert and Weeger, Andy and Gewald, Heiko (2014) Identifying Organizational Capabilities for the Enterprise-Wide Usage of Cloud Computing. (opens in a new window) In: (Proceedings of the) 18th Pacific Asia Conference on Information Systems (PACIS), June, 24-28, ,2014, Chengdu, China.
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• Köpf, Fabian and Gewald, Heiko and Brune, Philipp (2014) The Impact of Educational Background on Working Relationships in Offshoring Projects. (opens in a new window) New Perspectives in Information Systems and Technologies, 1. pp. 31-42.
• Neff, Anja and Gewald, Heiko and Haase, Ulrich (2014) Why Do They Resist? – Examining Salient Factors Influencing Physicians’ Adoption Behavior Using a Case Study Approach. (opens in a new window) In: (Proceedings of the) 18th Pacific Asia Conference on Information Systems (PACIS), June, 24-28, ,2014, Chengdu, China.

2013

• Loose, Michael and Gewald, Heiko and Weeger, Andy (2013) Determinants of Bring-Your-Own-Device (BYOD) Adoption from the Perspective of future Employees. (opens in a new window) Working Paper, Nr. 25, Neu-Ulm: Hochschule für angewandte Wissenschaften.
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• Schöpple, Martin and Brune, Philipp and Gewald, Heiko (2013) BPM, Open Source and SOA - Mission Impossible? (opens in a new window) In: (Proceedings of the) IADIS International Conference Information Systems 2013, March, 13-15, 2013, Lisbon, PRT, pp. 183-190. ISBN 9789728939830
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• Loose, Michael and Weeger, Andy and Gewald, Heiko (2013) BYOD - The next big thing in recruiting? Determinants of IT-Consumerization Adoption from the Perspective of Future Employees. (opens in a new window) In: (Proceedings of the) 19th Americas Conference on Information Systems (AMCIS), August 15-17, 2013, Chicago, ILL, USA. ISBN 9780615559070
• Rieger, Phillip and Gewald, Heiko and Schumacher, Bernd (2013) Cloud-Computing in Banking - Influential Factors, Benefits and Risks from a Decision Maker's Perspective. (opens in a new window) In: (Proceedings of the) 19th Americas Conference on Information Systems (AMCIS), August, 15-17, 2013, Chicago, ILL, USA. ISBN 9780615559070
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• Pilz, Dennis and Gewald, Heiko (2013) Does Money Matter? Motivational Factors for Participation in Paid- and Non-Profit-Crowdsourcing Communities. (opens in a new window) In: (Proceedings of the ) 11th International Conference on Wirtschaftsinformatik (WI) ; Vol. 1, 27. Februar – 1. März 2013, Leipzig, Germany, pp. 577-592. ISBN 9783000413599
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• Weeger, Andy and Gewald, Heiko (2013) Examining Social and Cognitive Aspects Determining Physician's Adoption of Electronic Medical Records. (opens in a new window) In: (Proceedings of the) 21st European Conference on Information Systems (ECIS), June, 5-8, 2013, Utrecht, NL. ISBN 9789039361122
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• Gewald, Heiko (2013) New Sourcing - A Research Agenda Guided by Practice. (opens in a new window) Project Report, EFL-Quarterly: an E-Finance Lab publication.
• Gewald, Heiko and Jacob, Olaf (2013) Pre-Adoption Motives for Successful eLearning - A Case Study of Socially Deprived Users in South Africa. (opens in a new window) In: (Proceedings of the) IEEE African Conference (AFRICON) "Sustainable engineering for a better future", September, 2-9, 2013, Mauritius, Africa.

2012

• Gewald, Heiko and Rouse, Anne (2012) Comparing Business Process and IT Outsourcing Risks - An Exploratory Study in Germany and Australasia. (opens in a new window) In: (Proceedings of the) 45th Hawaii International Conference on System Sciences (HICSS) ; Vol. 1, January, 4-7, 2012, Maui, HI, USA, pp. 275-284. ISBN 9780769545257
• Thorogood, Alan and Gewald, Heiko and Brune, Philipp (2012) IT Operating Models in Practice and Research: An Analysis of the State of Knowledge. (opens in a new window) In: (Proceedings of the) 16th Pacific Asia Conference on Information Systems (PACIS), July, 11-15, 2012, Ho Chi Minh City, Vietnam.
• Gröh, Andreas and Gewald, Heiko and Stuska, Torsten (2012) Next Generation Outsourcing - A Research Agenda Guided by Practice. (opens in a new window) In: (Proceedings of the) 16th Pacific Asia Conference on Information Systems (PACIS), July, 11-15, 2012, Ho Chi Minh City, Vietnam.
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• Birkle, Matthias and Gewald, Heiko (2012) Open Innovation - Adoption Process and Current Status in German SMEs. (opens in a new window) In: (Proceedings of the) IEEE Conference on Digital Information Management (ICDIM), August, 22-24, 2012, Macau, China.
• Gewald, Heiko and Birkle, Matthias (2012) Open Innovation in the German SME Sector - Development and Test of a Diffusion Model. (opens in a new window) Progress in Machines and Systems (PMS), 1 (2). pp. 52-63.
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• Weeger, Andy and Gewald, Heiko (2012) Why do They Resist? Analyzing Physicians' Technology Adoption Behavior Using Social Cognitive Theory and the UTAUT-Model. (opens in a new window) In: Workshop on Health IT and Economics (WHITE), Washington, DC, USA.

2011

• Wiedemann, Tobias and Brune, Philipp and Gewald, Heiko (2011) A Question of Methodology – Creating a Customized Rollout-Method for a Collaboration Portal in a Distributed Environment. (opens in a new window) In: (Proceedings of the) 19th European Conference on Information Systems (ECIS), June, 9-11, 2011, Helsinki, Finland. ISBN 9789526035741
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• Weeger, Andy and Gewald, Heiko and Vriesman, Leah (2011) Adoption or Resistance? Hospital Physicians' Acceptance of Electronic Medical Records. (opens in a new window) In: Workshop on Health IT and Economics (WHITE), Washington, DC, USA.
• Weeger, Andy and Gewald, Heiko and Vriesman, Leah (2011) Do Risk Perceptions Influence Physician's Resistance to Use Electronic Medical Records? An Exploratory Research in German Hospitals. (opens in a new window) In: (Proceedings of the) 17th Americas Conference on Information Systems (AMCIS), August, 4-8, 2011, Detroit, MI, USA.
• Weeger, Andy and Gewald, Heiko and Vriesman, Leah (2011) Do Risk Perceptions Influence Physician's Resistance to Use Electronic Medical Records? An Exploratory Research in German Hospitals. (opens in a new window) In: (Proceedings of the) 17th Americas Conference on Information Systems (AMCIS), August, 4-8, 2011, Detroit, MI, USA, pp. 899-908. ISBN 9781618390981
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• Gewald, Heiko (2011) Nutzen- und Risikopotentiale der Auslagerung von Geschäftsprozessen : Eine Bestandsaufnahme der deutschen Kreditwirtschaft. (opens in a new window) Controlling & Management Review : Zeitschrift für Controlling und Management, 55. pp. 47-54. ISSN 2195-8262
• Gewald, Heiko and Wagner, Heinz-Theo (2011) A Research Model for Measuring IT Efficiency in German Hospitals. (opens in a new window) In: Theory-Guided Modeling and Empiricism in Information Systems Research / Heinzl, Armin et al. (Eds). Heidelberg: Physica, pp. 175-185. ISBN 9783790827811
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• Gewald, Heiko and Wagner, Heinz-Theo (2011) A Research Model for Measuring IT-Efficiency in German Hospitals. (opens in a new window) In: (Proceedings of the) 19th European Conference on Information Systems (ECIS), June, 9-11, 2011, Helsinki, Finland. ISBN 9789526035741

2010

• Gewald, Heiko (2010) The Benefits of Business Process Outsourcing. (opens in a new window) Strategic Outsourcing an International Journal (SOIJ), 3(2). pp. 89-105.
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2009

• Gewald, Heiko and Dibbern, Jens (2009) Risks and Benefits of Business Process Outsourcing: A study of Transaction Services in the German Banking Industry. (opens in a new window) Information and Management (I&M), 46 (4). pp. 249-257. ISSN 0378-7206
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2007

• Gewald, Heiko and Gellrich, Tom (2007) The Impact of Perceived Risk on the Capital Market's Reaction to Outsourcing Announcements. (opens in a new window) Information Technology and Management (IT&M), 8. pp. 279-296. ISSN 1385-951X (Print)
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• Gewald, Heiko and Franke, Jochen (2007) The Risks of Business Process Outsourcing: A Two-Fold Assessment in the German Banking Industry. (opens in a new window) International Journal of Electronic Finance : IJEF, 1 (4). pp. 420-441. ISSN 1746-0069 (Print)
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2006

• Gewald, Heiko (2006) Assessing the benefits and risks of business process outsourcing in the German banking industry. (opens in a new window) Dissertation thesis, Universität Frankfurt (am Main).
• Wüllenweber, Kim and Gewald, Heiko and Franke, Jochen and Weitzel, Tim and König, Wolfgang (2006) Business Process Outsourcing: Eine Nutzen- und Risikoanalyse in der deutschen Bankenbranche. (opens in a new window) Norderstedt: Books on Demand. ISBN 9783833464393
• Gewald, Heiko and Yetton, Philip (2006) Differences in Benefit Perception According to Alternative Statuses of Business Process Outsourcing Adoption. (opens in a new window) In: (Proceedings of the) 12th Americas Conference on Information Systems (AMCIS), August, 4-6, 2006, Acapulco, Mexico, pp. 1027-1039. ISBN 9781604236262
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• Franke, Jochen and Gewald, Heiko (2006) Does Experience Matter? Sources of Outsourcing Experience and its Impact on Outsourcing Attitude - Empirical Evidence from the German Banking Industry –. (opens in a new window) In: (Proceedings of the) 12th Americas Conference on Information Systems (AMCIS), August, 4-6, 2006, Acapulco, Mexico, pp. 3148-3157. ISBN 9781604236262
• Hinz, Daniel and Gewald, Heiko (2006) Employing Bayesian Belief Networks for Measuring the Operational Risk of Information Systems. (opens in a new window) In: (Proceedings of the) 14th European Conference on Information Systems (ECIS), June, 12-14, 2006, Göteborg, Sweden. ISBN 9789163198946
• Gewald, Heiko and Helbig, Kay (2006) A Governance Model for Managing Outsourcing Partnerships. (opens in a new window) In: (Proceedings of the) 39th Hawaii International Conference on Systems Sciences (HICSS), January, 4 - 7, 2006, Kauai, HI, USA.
• Gewald, Heiko and Wüllenweber, Kim and Weitzel, Tim (2006) The Influence of Perceived Risk on Banking Managers’ Intention to Outsource Business Processes. (opens in a new window) Journal of Electronic Commerce Research : JECR, 7 (2). ISSN 1526-6133 (print)
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• Hinz, Daniel and Gewald, Heiko (2006) The Next Wave in IT Infrastructure Risk Management - A Causal Modeling Approach with Bayesian Belief Networks. (opens in a new window) In: (Proceedings of the) 17th Annual IRMA International Conference on "Emerging Trends and Challenges in Information Technology Management" ; Paper 35, May, 21-24, 2006, Washington, DC, USA. ISBN 9781616921286
• Gewald, Heiko and Lammers, Markus (2006) The Strategic Sourcing Decision - An Extension of the Classical Make or Buy Decision -. (opens in a new window) In: (Proceedings of the) 7th Annual Global Information Technology Management Conference (GITMA), Orlando, FL, USA.

2005

• Wüllenweber, Kim and Gewald, Heiko and Franke, Jochen and Weitzel, Tim (2005) Abschlussbericht der empirischen Studie zur Auslagerung von Geschäftsprozessen in den 200 größten deutschen Banken. (opens in a new window) Working Paper, E-FinanceLab.
• Gewald, Heiko and Franke, Jochen (2005) A Comparison of the Risks in Information Technology Outsourcing and Business Process Outsourcing. (opens in a new window) In: (Proceedings of the) 11th Americas Conference on Information Systems (AMCIS), August 11-14, 2005, Omaha, NE, USA.
• Gewald, Heiko and Gellrich, Tom (2005) The Impact of Perceived Risk on the Capital Market's Reaction on Outsourcing Announcements. (opens in a new window) In: (Proceedings of the) 9th Pacific Asia Conference on Information Systems (PACIS), July, 7-10, 2005, Bangkok, Thailand.
• Gewald, Heiko (2005) The Influence of Perceived Risk and Perceived Usefulness on Manager's Attitude towards Business Process Outsourcing. (opens in a new window) In: (Proceedings of the) 11th Americas Conference on Information Systems (AMCIS), August 11-14, 2005, Omaha, NE, USA.
• Gellrich, Tom and Gewald, Heiko (2005) Sourcing Risk and the Capital Market's Perspective. (opens in a new window) In: (Proceedings of the) 6th Annual Global Information Technology Management Conference (GITMA).
• Gellrich, Tom and Gewald, Heiko (2005) Sourcing, Risk and the Financial Market. (opens in a new window) In: (Proceedings of the) 13h European Conference on Information Systems (ECIS), May, 26-28, 2005, Regensburg, Germany. ISBN 3937195092
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• Gewald, Heiko and Lammers, Markus (2005) What is Core? The Concept of Core Competencies Applied to Different Modes of Production. (opens in a new window) In: (Proceedings of the) San Diego International Systems Conference (SISC), San Diego, CA, USA.

2004

• Gewald, Heiko and Hinz, Daniel (2004) A Framework for Classifying the Operational Risks of Outsourcing. (opens in a new window) In: (Proceedings of the) 8th Pacific-Asia Conference on Information System (PACIS), July, 8-11, 2004, Shanghai, China.