PROFESSOR, Leiden University Medical Center, Leiden, The Netherlands - Focus on medical- biological and psychiatric aspects of psychotrauma. My focus is on biological studies in PTSD, as well as biological validation of novel interventions in PTSD, e.g. 3MDR, service dogs, back with a mission, as well as new medications such as MDMA, psilocybin. Retired COLONEL, Past Head of Research Military Mental Health, Ministry of Defense - Acquisition and coordination of research projects on advancement of knowledge in stress and trauma-related disorders. Guest PROFESSOR, Arq Psychotrauma Research Group, Diemen, the Netherlands - Coordination and supervision of research on the biological, psychological and societal impact of stress and trauma. PSYCHIATRIST/PSYCHOTHERAPIST, Licensed psychiatrist and psychotherapist focused on treatment of in - and outpatient care for uniformed professionals. Specializing in posttraumatic stress, medical unexplained physical symptoms, new innovations in technology and medication assisted therapies. Specialties: psychiatry, neuroscience, PTSD, stress, military, war history, dissociation, imaging, memory, hypnosis