Former Research Assistants

Research Focus

• Privacy Calculus Theory
• Consumer Behavior
• Consumer-Firm Interaction in Value Networks

Education

Business Administration Studies with focus on Corporate Development and Innovation, Dresden University of Technology

Professional Experience

• Clicks Online Business, Dresden
• Project supervision as independent consultant (focus on marketing)

Publications

Bidler, M., Zimmermann, J., Schumann, J. H., & Widjaja, T. (2020). Increasing Consumers’ Willingness to Engage in Data Disclosure Processes through Relevance-Illustrating Game Elements. Journal of Retailing, 96(4), 507-523. (VHB3: A)

Conferences and other research contributions

Bidler, M., Schumann, J.H., Widjaja, T., Schubach, S., & Garbas, J. (2021). Privacy-Related Decision-Making in Business Network Data Exchange Settings: The Role of Consumers' Immediate Affective Reactions. 5th Conference of the Bavarian Service Research Cluster, Ingolstadt, Germany, 26.11.2021. (online)

Zimmermann, J., Bidler, M., Schumann, J.H.,…

Research Focus

• Customer Data Disclosure
• Privacy

Education

International Cultural and Business Studies, University of Passau and International Business Studies, Friedrich-Alexander University Erlangen-Nürnberg

Professional Experience

• Allianz SE, Munich
• Deloitte GmbH, Munich
• German - Arabic Chamber of Commerce, Cairo

Publications

Grüner, A., Postel, L., & Schumann, J. H. (2024). Sharing is caring? The effect of negative peer-to-peer experiences on loyalty intentions in the sharing economy. Journal of Business Research, 181, 114757. (VHB-R 2024: B)

Conferences and other research contributions

Grüner, A., Postel, L., & Schumann, J.H. (2023). Sharing is Caring: The Effect of Negative Peer-to-Peer Experiences on Loyalty Intentions in the Sharing Economy. EMAC Conference, Odense, Denmark, 23.05.2023-26.05.2023.

Grüner, A., Postel, L., & Schumann, J.H. (2022). Sharing is caring? The effect of negative peer-to-peer experiences on loyalty in the home-sharing context. 7th Conference of…

Research Focus

• User Experience, Usability & User Acceptance
• Consumer behaviour
• E-Mobility

Research Project Participation

Sponsorship project bidirectional charge management – BDL

Education

Joint Master Programm Global Business Russia/Italy at Johannes Kepler University Linz, at National Research University Higher School of Economics in Nizhny Novgorod and at Università degli Studi di Bergamo (M.Sc.)

Professional Experience

• BMW Group
• UniCredit Bank Austria
• Infineon Technologies AG

Research Focus

• User Experience, Usability & Nutzerakzeptanz
• Consumer Behavior

Education

Studies in psychology at the University of Regensburg (B.Sc.) and theUniversity of Heidelberg (M.Sc., Major „Organisational Behaviour and Adaptive Cognition“); Foreign studies at the Vrije Universiteit Amsterdam

Professional Experience

• CF-Consulting, Heidelberg
• Valantic GbmH, Mannheim
• Roche Diagnostics GmbH, Mannheim

Conferences and other research contributions

Kämpfe, B., Zimmermann, J., Dreisbusch, M., Grimm, A. L., Schumann, J.H., Naujoks, F., Keinath, A., & Krems, J. (2022). Preferences and Perceptions of Bidirectional Charging from a Customer’s Perspective–A Literature Review and Qualitative Approach. Electrified Mobility 2019, 177-191.

Research Focus

Onlinemarketing

Education

Business Administration Studies, Johannes Gutenberg University Mainz

Professional Experience

Consulting and Project Management

Research Focus

• Online Marketing
• Customer Journey
• Marketing Attribution
• E-Services

Research Project Participation

Fre(E)S - Produktivität kostenfreier E-Services

Education

Visiting Scholar at the University of Massachusetts Boston, USA

Study of Computer Linguistics, Internet Computing and French at the Ludwigs-Maximilians-University Munich and the Université de Franche-Comté Besançon, France

Additional Studies at the Bayrischen EliteAkademie

Professional Experience

• Kabel Deutschland
• Solon Management Consulting
• e-fellows.net
• linguatec Sprachtechnologien

Publications

Anderl, E. M., Becker, I., v. Wangenheim, F. & Schumann, J. H. (2016). Mapping the Customer Journey: Lessons Learned from Graph-based Online Attribution Modeling. International Journal of Research in Marketing, 33(3), 457–474. (VHB3: A)

Anderl, E. M., Schumann, J. H., & Kunz, W. (2016). Helping Firms Reduce Complexity in Multichannel Online Data: A New Taxonomy-Based Approach for Customer Journeys. Journal of…

Research Focus

• Online Marketing
• Mobile Marketing
• Consumer Reviews
• Electronic Word-of-Mouth

Research Project Participation

Fre(E)s - Produktivität kostenfreier E-Services

Education

Studies of Political Science, Sociology and Economics, Rheinische Friedrich-Wilhelms-University Bonn, Université de Bourgogne in Dijon, France and Julius-Maximilians-University Würzburg

Apprenticeship for a Diploma in Communications Management at the Bavarian Academy for Advertising and Marketing (BAW)

Professional Experience

Consulting and project management in various online agencies

Publications

März, A., Lachner, M., Heumann, C. G., Schumann, J. H., & v. Wangenheim, F. (forthcoming). How You Remind Me! The Influence of Mobile Push Notifications on Success Rates in Last-Minute Bidding. Journal of Interactive Marketing. (VHB3: B)

März, A., Schubach, S. A., & Schumann, J. H. (2017). „Why Would I Read a Mobile Review?” Device Compatibility Perceptions and Effects on Perceived Helpfulness. Psychology &…

Research Focus

• E-Mobility
• Technology and Innovation
• Pricing of Services

Research Project Participation

BeEmobil - operator concepts for experience-specific electric mobility services

Education

Business Administration Studies with focus on International Management and Marketing, University of Passau and Mid Sweden University Sundsvall, Sweden

Professional Experience

• ECircle, London
• Explido Webmarketing, Augsburg
• Deutsche Lufthansa AG, New York, USA

Publications

Moser, S., Schumann, J. H., Von Wangenheim, F., Uhrich, F., & Frank, F. (2018). The Effect of a Service Provider’s Competitive Market Position on Churn Among Flat-Rate Customers. Journal of Service Research, 21(3), 319-335. (VHB3: A)

Conferences and other research contributions

Moser, S. (2017). Four Essays on Behavioral Pricing in Services. Passau: Universität Passau.

Moser, S., Schumann, J. H., & von Wangenheim, F. (2017). Managerial Insights on Menu-based Pricing of Services: The Effect of Tariff Customization on…

Research Focus

• Post-adoption experience of radical innovations
• Ideation in innovation networks
• Product modification as a marketing strategy to overcome resistance to innovations

Research Project Participation

PREMIUM - plug-in, range extenders and electric vehicles under real mobility conditions: infrastructure, environmental conditions and market acceptance

Education

Consumer Affairs Studies with focus on Consumer Behaviour, Technology & Innovation and Sustainability, TUM School of Management

Publications

Nagel, C., Heidenreich, S., & Schumann, J.H. (2024). Enhancing Adoption of Sustainable Product Innovations: Addressing Reduced Performance with Risk-Reducing Product Modifications. Journal of Business Research, 179, 114684.

Nagel, C., Schumann, J. H. (2020). Post-Adoption Buffering Effects of Innovative Product Aesthetics.​​​​​​​ Creativity and Innovation Management, 29(S1), 128-139.

Conferences and other research contributions

Nagel, C. S. A. (2017). Three Essays on the…

Research Focus

• E-Mobility
• Technology and Innovation
• Management of Services

Research Project Participation

BeEmobil - operator concepts for experience-specific electric mobility services

Education

Technology and Management-oriented Business Administration Studies with focus on Marketing, Strategy, Leadership, and Energy technology, Technical University of Munich and Politecnico di Milano, Milan, Italy

Professional Experience

• Giesecke & Devrient GmbH, Munich
• Dechert LLP, Munich

Publications

Selzer, V. L., Schumann J. H., Büttgen, M., Ates, Z., Komor, M. & Volz, J. (2021). Effective Coping Strategies for Stressed Frontline Employees in Service Occupations: Outcomes and Drivers. The Service Industries Journal, 41(5), 382-399. (VHB3: C)

Selzer, V. L., Schumann, J. H., Büttgen, M., Ates, Z., Komor, M., & Volz, J. (2018). How to Manage Person-Role Conflicts: Differential Effects of Transformational Leadership Dimensions and the Moderating Role of Individual Culture Orientation.…

Research Focus

• Perception of free online services
• Effect of comestible goods on consumer behavior

Education

Business Administration Studies with focus on Marketing, International Management, Civil and Commercial law, University of Mannheim

Conferences and other research contributions

Wagner, C. J. (2016). Three Essays on the Role of Affect in Consumer Behavior. Passau: Universität Passau.

Hüttel, B., Wagner, C. J., Schumann, J. H., Mende, M., & Scott, M. L. (2016). Let's Look the Gift Horse in the Mouth: A Closer Examination of How Consumers Respond to Free Offers. Accepted at Association for Consumer Research Conference, Berlin, Germany, 27.10. – 30.10.2016.

Wagner, C. J. & Schumann, J. H. (2016). One More Cup of Coffee, Please! The Role of Caffeine in Consumer Decision Making. EMAC, Oslo, Norway, 24.05. – 27.05.2016.

Hüttel, B., Wagner, C. J., Schumann, J. H., Mende, M., & Scott, M. L. (2016). Toward a Deeper Understanding of How Consumers Perceive Free Offers: New Insights Into…

Research Project Participation

Sponsorship project bidirectional charge management – BDL

Research Focus

• Consumer and B2B Privacy
• Artificial Entities (e.g., AI-based Systems, Robots and Avatars)
• Consumer Journeys and Experience

Education

Business Administration Studies, University of Passau and Indian Institute of Technology Madras, Chennai, Indien

Professional Experience

• Strenesse AG Nördlingen

Awards

• Helmut-Schmalen-Prize for an outstanding dissertation
• Kulturpreis Bayern 2024

Publications

Schumann, J. H., Zimmermann, J., Steinhoff, L., Totzek, D., Van der Borgh, M., & Martin, K. D. (2025). Toward a Multilayered Framework of Privacy-Related Decision-Making in B2B. Journal of Business Research, 115243.

Martin, K. D., & Zimmermann, J. (2024). Artificial Intelligence and its Implications for Data Privacy. Current Opinion in Psychology, 101829. (VHB-R 2024: -)

Zimmermann, J., Martin, K. D., Schumann, J. H., & Widjaja, T. (2024). Consumers’ multistage data control in…