Richard Tuck is the author of Natural Rights Theories (Cambridge, 1979), Hobbes (1989), Philosophy and Government, 1572 1651 (Cambridge, 1993), The Rights of War and Peace: Political Thought and the International Order from Grotius to Kant (1999) and Free Riding (2008). He is the editor of standard editions of Hobbes and Grotius, and the author of many scholarly articles on the history of political thought and political philosophy. He is a Fellow of the British Academy, a Foreign Honorary Member of the American Academy of Arts and Sciences, and an Honorary Fellow of Jesus College, Cambridge, where he was a fellow for twenty-six years before moving to Harvard. He has been invited to give many series of lectures, including the Carlyle Lectures at Oxford, the Benedict Lectures at Boston University, and the Seeley Lectures at Cambridge. At Harvard he has served as the Chair of the Social Studies Program since 2006.