Karen Rasler and William R. Thompson, Professors of Political Science at Indiana University, have cowritten many books, including Strategic Rivalry: Space, Position, and Conflict Resolution in World Politics. Sumit Ganguly is Rabindranath Tagore Professor of Indian Cultures and Civilizations, and Director of the Center on American and Global Security, at Indiana University. He is the author, most recently, of Conflict Unending: Indo-Pakistani Tensions Since 1947.