David P. Fidler is associate professor of law at Indiana University School of Law-Bloomington where he teaches public and private international law. Jennifer M. Welsh is a university lecturer in international relations at the University of Oxford and a fellow of Sommerville College. David P. Fidler is associate professor of law at Indiana University School of Law-Bloomington where he teaches public and private international law. Jennifer M. Welsh is a university lecturer in international relations at the University of Oxford and a fellow of Sommerville College.