Professional profile
| Psychiatric Social Work | Amsterdam, 1958-1959 |
| Psychology, Groningen University | Groningen, 1959-1962 |
| Master Program Social Case Work | Smith College, 1964-1965 |
| In-Service Training Family Service | Cleveland O., 1965-1967 |
| Three-month Course in Family Therapy | Leiden 1967 |
| Structural Family Therapy (1 month) | Philadelphia PA, 1979 |