Andrew Clapham is Professor of Public International Law at the Graduate Institute of International Studies, Geneva. Before he joined the Graduate Institute of International Studies Institute in 1997, he was the Representative of Amnesty International to the United Nations in New York. His current research relates to the role of non-state actors in international law and related questions in human rights and humanitarian law. Andrew Clapham is the Director of theGeneva Academy of International Humanitarian Law and Human Rights. His publications include Human Rights: A Very Short Introduction (2007), Human Rights Obligations of Non-State Actors (2006), and International Human Rights Lexicon (2005), with Susan Marks. Less