Jacob S. Hacker is the Stanley Resor Professor of Political Science and Director of the Institution for Social and Policy Studies at Yale University. An expert on the politics of US health and social policy in cross-national perspective, he is the author or co-author of five books, numerous journal articles, and a wide range of popular writings on American politics and public policy, with a focus on health and economic security. With the support of the Rockefeller Foundation, he directs the Economic Security Index, a multi-year project examining economic insecurity in the United States, and he currently serves as a member of the High-Level Expert Group on the Measurement of Economic Performance and Social Progress, housed at the Organization for Economic Cooperation and Development. He recently won the Heinz Eulau Prize of the American Political Science Association for his 2013 article “The Insecure American,” written with Philipp Rehm and Mark Schlesinger. His latest book is Winner-Take-All Politics: How Washington Made the Rich Richer and Turned Its Back on the Middle Class (2011, Simon and Schuster), written with Paul Pierson. His next book, also co-authored with Pierson, will be published in spring 2015: American Amnesia: Rediscovering the Forgotten Roots of American Prosperity.