Darrell Tan

Research Director, Clinician Scientist


Darrell H. S. Tan is an infectious diseases physician and Clinician-Scientist at St. Michael’s Hospital, where he leads the Options Collaboratory in HIV/STI Treatment and Prevention Science (  He is also an Associate Professor in the Department of Medicine and Institute of Health Policy, Management and Evaluation at the University of Toronto, with a cross-appointment in the Institute of Medical Science.  His research focuses on clinical trials and implementation science in the areas of HIV prevention and treatment, sexually transmitted infections (STIs), and COVID-19.   Dr. Tan holds a Tier 2 Canada Research Chair in HIV Prevention and STIs, is Co-Lead of the HIV Prevention Core of the CIHR Canadian HIV Trials Network and is a member of the Governing Council of the International AIDS Society.

To view some of Darrell's publications, visit our Resources and Publications page.