Roger S. McIntyre, MD, FRCPC is Professor, University of Toronto, Department of Psychiatry and Pharmacology; Head, Toronto Western Hospital- UHN, Mood Disorders Psychopharmacology Unit in Toronto, Ontario. He is the author of Major Depressive Disorder.

After completing his medical degree at Dalhousie University, Dr. McIntyre performed his Psychiatry residency training and fellowship in Psychiatric Pharmacology at the University of Toronto in Canada.

Dr. McIntyre is involved in multiple research endeavors which primarily aim to characterize the association between mood disorders and medical comorbidity. This research involves elucidating metabolic adverse events associated with the use of psychotropic medications, the impact of medical comorbidity on the course of mood disorders, and the effect of glucose homeostasis on neurocognition.

With his extensive involvement in medical education, Dr. McIntyre is a highly sought-after speaker at both national and international meetings. He has received several teaching awards from the University of Toronto, Department of Psychiatry, and has been a recipient of the joint Canadian Psychiatric Association (CPA)/Council of Psychiatric Continuing Education Award for the Most Outstanding Continuing Education Activity in Psychiatry in Canada. In 2014, Dr. McIntyre was named by Thomson Reuters as one of The World’s Most Influential Scientific Minds.

Dr. McIntyre is the co-chair of the Canadian Network for Mood and Anxiety Treatments (CANMAT) Task Force on the Treatment of Comorbidity in Adults with Major Depressive Disorder or Bipolar Disorder and a contributor to the CANMAT guidelines for the treatment of Depressive Disorders and Bipolar Disorders. He has published extensively in leading peer-reviewed journals and textbooks and is also a reviewer for many journals including the American Journal of Psychiatry, Biological Psychiatry, Journal of Clinical Psychiatry, and The New England Journal of Medicine.