Mary Frances Berry is the Geraldine R. Segal Professor of American Social Thought and Professor of History at the University of Pennsylvania and the former chairwoman of the United States Commission on Civil Rights. She is also the former board chair of Pacifica Radio. She is a past president of the Organization of American Historians, the primary professional organization for historians of the United States.
At Penn, Berry teaches American legal history. Before coming to Penn, Berry was provost of the College of Behavioral and Social Science at University of Maryland, College Park, and chancellor of the University of Colorado at Boulder. She received Ph.D. and J.D. degrees from the University of Michigan.