Stephen Hwang is a practicing physician in general internal medicine at St. Michael’s Hospital and a research scientist at the Centre for Research on Inner City Health, Li Ka Shing Knowledge Institute, St. Michael’s Hospital. He holds the Chair in Homelessness, Housing, and Health at St. Michael’s Hospital and the University of Toronto. Dr. Hwang has worked in the community as a physician for people who are homeless for more than 20 years. Dr. Hwang’s research studies have focused on health problems and access to health care among people experiencing homelessness, the connections between housing and health, and interventions to improve the health of people who are homeless. He is Professor of Medicine and Director of the Division of General Internal Medicine at the University of Toronto. Dr. Hwang received his M.D. from the Johns Hopkins School of Medicine and his Master of Public Health degree from the Harvard School of Public Health.