Hacker is the director of the Institution for Social and Policy Studies, and Stanley B. Resor Professor of Political Science at Yale University. He is also a board member of The Century Foundation and The American Prospect, a member of the Scholars Strategy Network steering committee, and a former Junior Fellow of the Harvard Society of Fellows. An expert on the politics of U.S. health and social policy, he is author of several books about economic insecurity and the need for health care reform, including Winner-Take-All Politics: How Washington Made the Rich Richer and Turned Its Back on the Middle Class.