Keith L. Shimko is Associate Professor of Political Science at Purdue University, where he has taught since 1989. His teaching and research interests are in the areas of international relations and security. Professor Shimko is the author of Images and Arms Control, which received the Quincy Wright Award in 1992, and three editions of International Relations: Perspectives and Controversies. He has also taught at the University of Hamburg, where he was a guest Professor in the Institute for Peace Research and Security Policy in 2002-3.