He is the author of Sensual Philosophy: Toleration, Skepticism, and Montaigne’s Politics of the Self (Lexington Books, 2001) and editor of Early Modern Skepticism and the Origins of Toleration (Lexington Books, 1999), and he has published articles and book chapters on Montaigne, Nietzsche and Chinua Achebe. He is currently working on a book entitled The Idea of America in European Political Thought: 1492-1992.