Jaquelyn (Jackie) Jahn, PhD, MPH, is an assistant professor in the Department of Epidemiology and Biostatistics and The Ubuntu Center on Racism, Global Movements, and Population Health Equity. She is a social epidemiologist whose research investigates how structural racism shapes maternal and child health and population health equity. Much of her work focuses on the health of individuals, families, and communities that are affected by the U.S. criminal legal system. She applies a multilevel, intersectional lens to evaluate the health consequences of policing and incarceration, as well as the role of policies and social movements advancing community health, safety, and wellbeing. She received her PhD in Population Health Sciences from Harvard T.H. Chan School of Public Health, where she also received her MPH.