From 2006 to 2010, he served as the Faculty's Vice-Dean for Academic Affairs, and in 2010-11, as a Faculty Co-Director of the Center for Transnational Legal Studies in London. He has qualifications in law (LL.B., Toronto; LL.M., Queen's University Belfast) and philosophy (B.A., McGill; M.A., Ph.D., Toronto) and is member of the Law Society of Upper Canada (Ontario). Before joining the N.U.S. Faculty, he served as a law clerk at the Federal Court of Appeal in Ottawa and as a litigation lawyer in Toronto. He has edited several books, including Emergency Powers in Asia (C.U.P., 2010), Emergencies and the Limits of Legality (C.U.P., 2009), Global Anti-Terrorism Law and Policy (C.U.P., 2nd ed., 2011), and Fundamental Principles of Criminal Law (LexisNexis, 2005).