Nana Poku is Visiting Professor of African Politics at University of California, Berkeley. Previously, he was Senior Policy Advisor to the Executive Secretary of the UN Economic Commission for Africa and Executive Director of the UN Secretary-General's Commission on HIV/AIDS and Governance in Africa.Jim Whitman is Professor of Global Governance in the Department of Peace Studies, University of Bradford. He is the general editor of the Palgrave Global Issues series. His latest books are The Fundamentals of Global Governance (2009); as editor, Global Governance (2009); and as editor with Sarah Perrigo, The Geneva Conventions Under Assault (2010).