Ad is a mental health psychologist and emeritus professor of Anxiety and Behaviour Disorders at the University of Amsterdam. He is also visiting professor of Northumbria University, honorary professor in psychology at the School of Health Sciences of Salford University in Manchester, at the Institute of Health and Society of the University of Worcester, and at the School of Psychology of Queen’s University in Belfast. He was involved in establishing the Psychotrauma Expertise Center (PSYTREC), where he is working at the research department. He is an expert in the treatment of anxiety disorders and involved in research on the efficacy of evidence-based trauma-focused treatments for a wide variety of patient groups, including children and adolescents, people with intellectual disabilities and other complex psychiatric conditions such as personality disorders and psychosis. He published more than 500 scientific articles, book chapters and books on his areas of expertise, is an approved trainer for the EMDR Europe association and former board member of the Dutch EMDR association and the EMDR Europe association.

Suzy is a clinical psychologist and psychotherapist. She is Director of the PSYTREC Academy (Research and Training Department) and Director of the Enhancing Trauma Treatment Institute. She is a CBT Supervisor & Trainer as well as an EMDR Europe Supervisor & EMDR Europe Trainer. Suzy obtained her PhD on innovations in trauma treatment and has extensive experience providing training in EMDR 2.0, (intensive) PTSD treatments, and anxiety disorders. She conducts research and publishes on advances in the treatment of anxiety, obsessive-compulsive, and trauma-related disorders. Suzy is in the board of the Dutch EMDR association, is a former member of the scientific committee of EMDR Europe, and is the former co-chair of the Council of Scholars; the Future of EMDR project.