Joseph RazJoseph Raz is Professor of the Philosophy of Law and a Fellow of Balliol College, Oxford. He is also Visiting Professor at Columbia University. A Fellow of the British Academy and an Honorary Member of the American Academy of Arts and Sciences, Profesor Raz is the author of The Concept of a Legal System (Oxford, 1970), Practical Reason and Norms (Oxford, 1975), The Authority of Law (Oxford, 1979), The Morality of Freedom (Oxford, 1986), Ethics in the Public Domain (Oxford, 1994), and Engaging Reason (Oxford, 2000). Read More Read Less