The late Joseph Rothschild served as Class of 1919 Professor of Political Science and Associate of the Institute on East Central Europe at Columbia University. His books include Ethnopolitics: A Conceptual Framework (1981), East Central Europe Between the Two World Wars (1974), Pilsudski's Coup d'Etat (1966), and The Communist Party of Bulgaria (1959. Nancy M. Wingfield is Professor of History at Northern Illinois University. She is author of Flag Wars and Stone Saints: How the Bohemian Lands Became Czech (forthcoming in 2007); editor of Creating the Other: Ethnic Conflict and Nationali...