Short Bio
Psychology B. Sc. and M. Sc. at the University of Bamberg. Exchange semester at the University of Stellenbosch (South Africa). Currently working at the TUM Chair for Strategy and Organization and visiting researcher at New York University (USA).
Research Interests
Currently trying to find early predictors of new venture success with respect to team dynamics.
Diagnostics, personality, emotion, communication, conflict styles, team dynamics, ergonomics, automated driving.
Academic Record
Ettner, J., Treffers, T., & Welpe, I. (2024, November). How do successful start-up teams handle conflict? – The impact of the Four Horsemen on long-term team satisfaction and exit intentions. Vortrag auf der Jahrestagung des Arbeitskreis Empirische Personal- und Organisationsforschung (AKempor), Düsseldorf, Deutschland.
Ettner, J., Treffers, T., & Welpe, I. M. (2024). Unveiling Team Dynamics: The Effect of the Four Horsemen in Co-Founder Conflicts on Team Satisfaction. In Academy of Management Proceedings (Vol. 2024, No. 1, p. 18915). Valhalla, NY 10595: Academy of Management.
Ettner, J., Treffers, T. & Welpe, I. (in press). “Your sarcasm makes me want to quit!” – contemptuous behavior in entrepreneurial teams predicts co-founder exit intentions. Frontiers of Entrepreneurship Research
Hamann, J., Ettner, J., & Heymann, S. (2024). Corporate Purpose as a Guideline for Realizing the UN Sustainable Development Goals. Industry 4.0 Science, 40(1), 37-43.
Rohm, T., Scharl, A., Ettner, J., & Gehrer, K. (2019). NEPS technical report for reading: scaling results of starting cohort 4 (wave 10), 5 (wave 12) and 6 (wave 9). NEPS Survey Paper, (62).
Raab, M., Ortlieb, S. A., Gebauer, F., Ettner, J., & Carbon, C. C. (2015). Vita brevis, kitsch longae: when death was salient, kitsch appears less kitschy. Perception, 44(S1, ECVP 2015 Abstracts).
Awards & Scholarships
Best Paper Award. Ettner, J., Treffers, T., & Welpe, I. (2024, November). How do successful start-up teams handle conflict? – The impact of the Four Horsemen on long-term team satisfaction and exit intentions. Vortrag auf der Jahrestagung des Arbeitskreis Empirische Personal- und Organisationsforschung (AKempor), Düsseldorf, Deutschland.
Scholarship of the Deloitte Stiftung (10/2024-09/2025).
Scholarship of the Max Weber Program of the Free State of Bavaria for the promotion of highly talented students under the Bavarian Elite Support Act. (04/2016-06/2020).
Teaching
- WS 22/23: What‘s cooking? - Founding start-ups and unicorns in real time
- SS 23: Work & Life Skills (advanced)
- WS 23/24: Successful Startup Teams
- SS 24: Work & Life Skills (advanced)
- WS 24/25: Risk Management
- WS 24/25: Applied Strategy and Organization (support)
- SS 25: Work & Life Skills (advanced)
- SS 25: Applied Strategy and Organization (support)
Hobbies
Running, mountaineering, tennis, diving, reading, writing, food