Ayden I. Scheim, Ph.D., is a Senior Scholar of Public Policy at the Williams Institute. His research uses intersectional and participatory approaches to address health and social inequities facing sexual and gender minority populations globally. He has led national community-based research surveys of transgender health and human rights in India and Canada, funded by the National Institutes of Health and the Canadian Institutes of Health Research. He also leads evidence synthesis and measurement research, with a focus on measuring interpersonal and structural stigma. He was previously an Associate Professor of Epidemiology at the Drexel University Dornsife School of Public Health. 

Dr. Scheim received his B.A. in Sociology from the University of Toronto and his Ph.D. in Epidemiology and Biostatistics from the University of Western Ontario, where he held Vanier and Trudeau Foundation graduate scholarships. He was a Canadian Institutes of Health Research Postdoctoral Fellow in Global Public Health at UC San Diego. 

Scheim's publications have appeared or are forthcoming in journals including Social Science and Medicine, American Journal of Public Health, The Lancet Public Health, International Journal of Drug Policy, and Annual Review of Public Health.