Honorary and voluntary positions

Special Advisor Wounded Warriors Netherlands (2014 – present)
President, Dutch Association of Psychotraumatology (2008 – 2011)
Founding member Dutch Association of Psychotraumatology (2006)
Chairman, Awards Nominations Committee International Society for Traumatic Stress Studies (ISTSS; 2001 – 2004)
Chairman of the Dutch Working Group on Debriefing (1998 – 2004)
Member, Board of governers of the “Verzetsmuseum Zuid Holland, Gouda” (Resistance Museum in the province of South-Holland, in the city of Gouda; 1988 - 1994)
Member, municipal committee on international cooperation and development, City of Gouda (1987 – 1990)
Chairman/President, Health Centre Amsterdam (1984 – 1988, a.o. acting CEO, financial reorganization and management buy out of dentists)
Member, Board, International Physicians for the Prevention of Nuclear War (1983 – 1989)
International Secretary, Dutch Association for Medical Peace Research (1982 – 1990)
Secretary, Board of Directors Institute for Social Work (1980 – 1988, Stichting Fiom Gelderland, assistance for single mothers and single parents, a.o. re-organisation of structure and functioning)
Member, Board of Directors School for Social Work (1978 – 1985, Akademie voor Educatieve Arbeid “De Kopse Hof”, Nijmegen, a.o. mediation and conflict resolution, development curriculum new school)