The Research Unit 5159 “Resolving the prefrontal circuits of cognitive flexibility” (FOR5159) is a joint venture of the University Medical Center Hamburg- Eppendorf (UKE), University of Freiburg, Central Institute of Mental Health Mannheim, Technical University of Munich (TUM), Tübingen University, Medical University of Vienna, and Goethe University Frankfurt. We offer up to 10 fully funded Ph.D. and postdoc positions to highly motivated and talented scientists. The program will start on an individual basis between November 1, 2021 and February 1, 2022.