Zimri Haas graduated in 2008 as Clinical Psychologist from the University of Amsterdam. Thereafter, he worked for five years with the Praktijk voor Psychotherapie Amsterdam and at the same time specialised as a Psychotherapist. He earned his registration in 2014. He is a registered Psychotherapist under the BIG Act. He is Orthodox Jewish
LVVP: National Association of Independent Psychologists & Psychotherapists
Jacob Nathan Velleman graduated in 1972 as a General Physician from the University of Amsterdam. Thereafter, he specialised as a Psychiatrist and Psychotherapist and in 1978 he earned his registration. Today, he has been working for more than 35 years, mainly in private practice. He is a registered Psychotherapist under the BIG Act. As a psychiatrist he is retired, but remains active as advisor. He is Orthodox Jewish.
NVVP: Dutch Association for Psychiatry (senior member)
APA: American Psychiatric Association
NVPA: Dutch Association for Psychoanalysis (associate member)