Rajan Menon is the Anne and Bernard Spitzer Professor of Political Science, City College of New York/City University of New York, and a Senior Research Scholar, Saltzman Institute of War and Peace Studies, Columbia University. His most recent book, co-authored with Eugene B. Rumer, is Conflict in Ukraine: The Unwinding of the Post-Cold War Order (MIT Press, 2015). His most recent book for Oxford University Press, The End of Alliances, was published in 2007 and was named by the American Library Association as an Outstanding Academic Title for that year.