Jan Klabbers holds the Martti Ahtisaari Academy Chair at the University of Helsinki, on leave from his regular position as Professor of International Law at the University of Helsinki. He has held visiting professorships and fellowships at NYU, Hofstra University, the Graduate Institute for International and Development Studies and the University of Paris Panthéon-Assas (Paris II). He is Deputy Director of the Erik Castrén Institute of International Law and Human Rights and former director of the Academy of Finland Centre of Excellence in Global Governance Research (2006 – 2011). Professor Klabbers is the co-founder and book review editor of International Organizations Law Review, former Editor in Chief of the Finnish Yearbook of International Law and co-editor of the Nordic Journal of International Law. His main recent publications include International Law (2013), An Introduction to International Institutional Law (2009, 2d ed.),Treaty Conflict and the European Union (2009), The European Union in International Law (2009) and, as co-author, The Constitutionalization of International Law (2009). Professor Klabbers holds doctoral degrees in International Law and in Political Science from the University of Amsterdam.

The Public International Law Discussion Group at the University of Oxford is a key focal point for PIL@Oxford. The PIL Discussion Group hosts a weekly speaker event and light lunch at All Souls College, Oxford. Topics involve contemporary and challenging issues in international law. Speakers include distinguished international law practitioners, academics, and legal advisers from around the world. The discussion group's meetings are part of the programme of the British Branch of the International Law Association and are supported by the Law Faculty and Oxford University Press. The group typically meets each Thursday during Oxford terms in The Old Library in All Souls College, with lunch commencing at 12:30. The speaker will commence at 12:45 and speak for about forty minutes, allowing about twenty five minutes for questions and discussion. The meeting should conclude before 2:00. Practitioners, academics and students from within and outside the University of Oxford are all welcome. No RSVP is necessary. Join the PIL Email List to receive information about the PIL Discussion Group meetings, as well as other PIL@Oxford news. Most of the seminars are available as podcasts.