Jacob S. Hacker is Stanley Resor Professor of Political Science at Yale University and co-director of the Ludwig Program in Public Sector Leadership at Yale Law School. He is the author or co-author of seven books and many articles for academic and public presses. His research and writing focuses on American politics and public policy, especially health policy. Most recently, with scholar Paul Pierson, Hacker published “Let Them Eat Tweets: How the Right Rules in an Age of Extreme Inequality” (Liveright, 2020). His 2002 book The Divided Welfare State: The Battle over Public and Private Social Benefits in the United States (2002) was recently awarded the Aaron Wildavsky Enduring Contribution Award of the American Political Science Association. He is a member of the American Academy of Arts and Sciences, received the Robert Ball Award of the National Academy of Social Science in 2020, and was inducted into the American Academy of Political and Social Science in 2021. Hacker earned a PhD from Yale University and a Bachelor of Arts in Social Studies from Harvard College.