Nancy Krieger, Ph.D., is a professor of social epidemiology in the department of social and behavioral sciences, at the Harvard T.H. Chan School of Public Health (HSPH) and director of the HSPH interdisciplinary concentration on women, gender, and health. She has been a member of the school’s faculty since 1995. Dr. Krieger has a background in biochemistry, philosophy of science, and history of public health, plus more than 30 years of activism involving social justice, science, and health. In 2013, she received the Wade Hampton Frost Award from the epidemiology section of the American Public Health Association, and in 2015, she was awarded the American Cancer Society Clinical Research Professorship. Her book, Epidemiology and the People’s Health: Theory and Context, was published in 2011. She is also editor of Embodying Inequality: Epidemiologic Perspectives and coeditor of AIDS: The Politics of Survival and of Women’s Health, Politics, and Power: Essays on Sex/Gender, Medicine, and Public Health. She cofounded and chairs the Spirit of 1848 Caucus of the American Public Health Association, which is concerned with the links between social justice and public health. Dr Krieger earned her Ph.D. in epidemiology at University of California at Berkeley.