2001- present Full Professor of Developmental Psychology, Institute for Psychology, Department of Education, Leuphana Universität Lüneburg. 1999- 2001 Associate Professor, Department of Education and Psychology, Freie Universität Berlin (Wissenschaftliche Oberassistentin). 1990 - 1999 Assistant Professor, Department of Education, Psychology and Physical Education, Freie Universität Berlin (Wissenschaftliche Assistentin). 1989 - 1990 Research Scientist, Max-Planck-Institute for Human Development and Education, Berlin. 1984 - 1989 Assistant Professor, Department of Education, Freie Universität Berlin (Wissenschaftliche Mitarbeiterin).