Leor Sapir

Leor Sapir is a fellow at the Manhattan Institute. He holds a Ph.D. in Political Science from Boston College and completed a postdoctoral fellowship at the Program on Constitutional Government at Harvard University. Since joining MI, Sapir has become a widely recognized thought leader on topics related to pediatric gender medicine, education policy, and culture. Sapir has offered incisive analysis of the institutional capture of American medical groups on gender medicine, the lack of incentives for evidence-based practices in this area, and the growing divergence between the U.S. and other countries in medical policy.


Sapir is a regular contributor to City Journal, and his writings have appeared in the Wall Street JournalTablet Magazine, and The Hill. He has appeared on many podcasts, including Andrew Sullivan’s Weekly Dish, Wesley Yang’s Year Zero, Gender: a Wider Lens, and Manhattan Institute podcasts 10 Blocks, and MI Insights. Sapir has co-authored amicus briefs for lawsuits on parental rights in education and is lead author of an important letter to the editor  in the peer-reviewed academic journal, the Archives of Sexual Behavior, on “rapid onset gender dysphoria.” His work has been cited by federal judges in the case of Green v Miss USA LLC, and he has testified before legislative health committees in Utah and Texas.