Successful defense of Juliane Anke's PhD thesis

Congratulations, Dr. Juliane Anke!

We are pleased to announce that Juliane Anke successfully defended her dissertation on "Human Factors in E-Scooter Riding" on September 18, 2026!

The dissertation investigates how human factors, as well as infrastructure and vehicle-related constraints, influence e-scooter riding behavior and how these findings can contribute to improving road safety and the safe integration of e-scooters into urban mobility.

Key Publications:

• Infrastructure choice and rule compliance: Anke, J., Ringhand, M., Petzoldt, T., & Gehlert, T. (2023). Micro-mobility and road safety: why do e-scooter riders use the sidewalk? Evidence from a German field study. European Transport Research Review, 15(1).  https://doi.org/10.1186/s12544-023-00607-z
• Interactions between cyclists and e-scooter riders: Anke, J., Ringhand, M., & Petzoldt, T. (2024). Different but also alike? Ingroup-outgroup phenomena among cyclists and e-scooter riders. Journal of Safety Research, 89, 331–342.  https://doi.org/10.1016/j.jsr.2024.01.008
• Hazards and coping strategies in everyday riding: Anke, J., Ringhand, M., Schackmann, D., & Petzoldt, T. (2025). How e-scooter riders navigate road safety hazards –Understanding the perceptions and strategies of regular riders. Journal of Cycling and Micromobility Research, 4, 100065. https://doi.org/10.1016/j.jcmr.2025.100065
• Nighttime riding after alcohol consumption: Anke, J., Ringhand, M., Hagmann, D., Hackenfort, M., Siebert, F. W., Stoll, T., & Schackmann, D. (2026). Should I ride or not?: A conjoint study on young riders’ nighttime e-scooter use after drinking. Safety Science, 205, 107426. https://doi.org/10.1016/j.ssci.2026.107426

The dissertation was supervised by Prof. Tibor Petzoldt (TU Dresden). The reviewers were Prof. Tibor Petzoldt and Prof. Anja Katharina Huemer (University of the Bundeswehr Munich).