| Titels | Prof. dr. |
| Initials | G.J. |
| Main position | Hoogleraar UvA |
| Disciplines | Behavioural and educational sciences |
| Chair | Psychologische methodenleer |
| Domain | Behavioural Sciences, Social Sciences and Law |
| Membership | Member |
| Since | 1993 |
| Member of Behavioural Sciences, Social Sciences and Law | |
| Employed by |
Universiteit van Amsterdam
Afdeling Psychologie Roetersstraat 15 1018 WB Amsterdam tel. 020-5256757 |
| Research/publications |
