Alexander Tsai, M.D., Ph.D.

Associate Professor of Psychiatry
Harvard Medical School
Physician Investigator (Cl)
Psychiatry, Mass General Research Institute
Psychiatry, Massachusetts General Hospital
Associate Professor in the Department of Epidemiology
Harvard T.H. Chan School of Public Health
M.D.; Ph.D. Case Western Reserve University School of Medicine 2006
discrimination (psychology); global hiv care; population health; psychiatric epidemiology; social networks; stigma Dr. Alexander Tsai is a board-certified psychiatrist at the Massachusetts General Hospital, Director of the Program on Social Policy and Behavioral Health at the MGH Center for Global Health, Co-Chair of the MGB Center of Expertise on Global and Community Health, and Associate Director for Research and Trainee Development in the MGH Division of Global Psychiatry. Through his research, he seeks to understand how large-scale social forces such as violence, stigma, and food and water insecurity conspire to undermine health and mental health among the poor and excluded. Dr. Tsai is Founding Co-Editor-in-Chief of Social Science and Medicine-Mental Health. Prior to his appointment at Mass General, he completed a Robert Wood Johnson Health and Society Scholars postdoctoral fellowship at Harvard University and his residency training in general adult psychiatry at the University of California at San Francisco. He was elected to membership in the American Society for Clinical Investigation in 2021 and the American College of Psychiatrists in 2023.