Professor de Mestral, C.M., teaches international law, international trade law, and the law of the European Community. His current research interest is the law of international economic integration. He has prepared books, articles and studies in English and French on international trade law and on Canadian comparative and constitutional law and international law. He has served on WTO and NAFTA dispute settlement and arbitration tribunals. He served as president of the Canadian Red Cross Society from 1999 - 2001. He was made member of the Order of Canada in December 2007.