Dr. Van Ameringen is a full professor at the Psychiatry and Behavioural Neurosciences department at McMaster University. After graduating from medical school, he completed his residency in psychiatry and subspecialized in child psychiatry. His current research is focused on the psychopharmacology of anxiety disorders and comorbid mood disorders, obsessive compulsive and related disorders, the relationship between the gut microbiome and OCD, Social Anxiety Disorder, Generalized Anxiety Disorder and treatment resistance. He is a member of the Board of Directors and the Scientific Council of the Anxiety and Depression Association of America and is on the editorial board for the Journal of Depression and Anxiety. Dr. Van Ameringen has published widely in the area of OCD and anxiety disorders.