Marie O’Neill (she/her/hers) has a B.A. from Brown University, an MS in Environmental Health Sciences from Harvard University, and a PhD in Epidemiology from University of North Carolina at Chapel Hill. She has worked for the U.S. Environmental Protection Agency, the Pan American Health Organization, and in Mexico at the National Institute of Public Health and the National Center for Environmental Health as a Fulbright Scholar. Her research interests include health effects of air pollution, temperature extremes and climate change (mortality, asthma, hospital admissions, birth outcomes and cardiovascular endpoints); environmental exposure assessment; and socio-economic influences on health. She served on the Federal Advisory Committee to the third National Climate Assessment. She is a Professor in the Departments of Epidemiology and Environmental Health Sciences at University of Michigan School of Public Health and serves as Faculty Co-Lead for Diversity Equity and Inclusion at the School. She has been involved in several Federally funded research projects that address social disparities in climate effects on health, including a community-based participatory research project based in Detroit called Climate Hazards, Housing and Health.