25x4.Org

Professor, University of California at San Diego

Professor, Law, Political Science and Business Ethics, University of Pennsylvania

Professor of Politics, Princeton University

Professor of Law, New York University

Jack E Brown Chair in Law Emeritus, Professor of Global Studies, Arizona State University

University of Hong Kong, Yale

Leo Spitz Professor of International Law, University of Chicago; American Bar

Professor of Law, University of California-Irvine, Southwestern Law, Amer. Bar Found.

Institute of Air and Space Law, McGill University