Nancy Krieger is Professor of Social Epidemiology and American Cancer Society Clinical Research Professor at the Harvard T.H. Chan School of Public Health (HSPH) and Director of the HSPH Interdisciplinary Concentration on Women, Gender, and Health. She is an internationally recognized social epidemiologist (PhD, Epidemiology, UC Berkeley, 1989) and ISI highly cited scientist, with a background in biochemistry, philosophy of science, and history of public health, plus 35 + years of activism involving social justice, science, and health. In 2023, she was awarded the Sedgwick Memorial Medal for Distinguished Service in Public Health by the American Public Health Association, its “oldest and most prestigious medal.” Dr. Krieger’s academic work to advance health justice focuses on: use of conceptual frameworks in analyses of population distributions of disease, past and present, including developing the ecosocial theory of disease distribution; etiologic research; and methodologic research.