Koen De Feyter is professor of international law at the law faculty of the University of Antwerp. He is the author of World development law (Antwerp, Intersentia, 2001) and Human rights. Social justice in the age of the market (London, Zed Books, 2005). He previously held positions at the European Inter-University Centre for Human Rights and Democratisation (Venice), at the Human Rights Centre of the University of Maastricht and at the Institute for Development Policy and Management (Antwerp). George Pavlakos is Research Chair in Globalisation and Legal Theory at the University of Antwerp. He has published widely in the areas of legal theory and philosophy; his other books include Jurisprudence or Legal Science? (edited with Sean Coyle) (Hart Publishing, 2006), a monograph in German entitled Rechtsontologie und praktische Vernunft (Nomos Verlag, 2007), an edited book entitled Law, Rights and Discourse: The Legal Philosophy of Robert Alexy (Hart Publishing, 2007), and his own most recent monograph Our Knowledge of the Law (Hart Publishing, 2007).