Patricia van Oppen is professor of psychotherapy in psychiatry at Amsterdam UMC and clinical psychologist/psychotherapist at GGZ inGeest. She is chair of the academic collaborative center depression and also chair of the KP-opleiding: the education programme for clinical psychotherapists within GGZ inGeest.

Patricia is principal investigator of the NOCDA study: the Netherlands OCD association. Her key interests are the trajectory of anxiety symptoms/diagnoses; specific instrument validation; intiating new intervention studies in primary care and secondary care and treatment and assessement of obsessive compulsive disorders.