Conversations host Harry Kreisler welcomes Professor Philip Pettit, of Princeton University and the Australian National University, for a discussion of his book, Just Freedom, A Moral Compass for a Complex World-. After tracing his intellectual journey, Professor Pettit outlines his theory of freedom. He also discusses the problem of theory and practice and his experiences with the Spanish government under Prime Minister Zapatero where his theory of civic republicanism became a guide-post for the implementation of policy.