Onno Van der Hart

Onno van der Hart, Ph.D. is Professor Emeritus of Psychopathology of Chronic Traumatization, Department of Clinical and Health Psychology, Utrecht University, Utrecht, the Netherlands, and a psychologist. Until 2017 he was also a psychotherapist in Amstelveen, the Netherlands. He is a Past President of the International Society for Traumatic Stress Studies (ISTSS).