Ellert R S Nijenhuis Author

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 / psychotherapist in private practice in Amsterdam, the Netherlands. He is a Past President of the International Society for Traumatic Stress Studies (ISTSS). Ellert R. S. Nijenhuis, Ph.D., is a clinical psychologist, psychotherapist, and researcher. He is affiliated with Mental Health Care Drenthe, The Netherlands and collaborates with various Universities. He is a former director of the Executive Council of the International Society for the Study of Dissociation (ISSD). Kathy Steele, MN, CS, is in private practice with Metropolitan Psychotherapy Associates in Atlanta, Georgia. She is a former President of the International Society for the Study of Dissociation.