Peter Berkowitz is the Tad and Dianne Taube Senior Fellow at the Hoover Institution, Stanford University, where he cochairs the Jill and Boyd Smith Task Force on Virtues of a Free Society and chairs the Koret-Taube Task Force on National Security and Law. He is the author of Israel and the Struggle over the International Laws of War (Hoover Institution Press, 2012), Virtue and the Making of Modern Liberalism (Princeton University Press, 1999), and Nietzsche: The Ethics of an Immoralist (Harvard University Press, 1995).