University positions
| 1987-1990 | Research fellow, Social and Organisational Psychology, University of Groningen |
| 1991-1996 | Assistant Professor, Social Psychology, Free University, Amsterdam |
| 1993-present | Full faculty member of the "Kurt Lewin Institute", Interuniversity Graduate School in Social Psychology |
| 1996-1998 | Associate Professor, Social Psychology, Free University Amsterdam |
| 1999-2015 | Full Professor, Leiden University, Social and Organisational Psychology |
| 2015-present | Distinguished University Professor, Utrecht University |
| 2019-present | Honorary Professor, University of Queensland |