Education
- MA Clinical Psychology, 2000, Radboud University Nijmegen
- Dr. rer. nat. Psychology, 2005, Humboldt-University Berlin
Research interests
Evolutionary psychology, life course development, online research,
person-centered methods, personality traits, psychopathology, social
relationships
Co-founder of www.psytests.de
(3/2004), online portal for psychological research
Current research projects
Relationship linkages and dynamics in adolescence
Longitudinal study on dynamics between social relationships and
personality, with W. Meeus, M. Dekovic, R. Engels, J. Koot, & M. van
Aken
Friendship formation and personality development during the first year of
college
Longitudinal study, with M. Selfhout
Impact of similarity on relationship formation
Longitudinal study, with M. Selfhout
Associations between conscientiousness, goal achievement, and
affect
Diary study, with L. Penke
Personality traits and social cognition in the adjustment to middle
school
Longitudinal study with M. van Aken, B. Orobio de Castro, S. Thomaes, &
A. Poorthuis
Links to additional information:
- Publications
- curriculum
vitae (pdf-file)
- Personality
Development Lab
