Wendy Z. Goldman is Paul Mellon Distinguished Professor of History at Carnegie Mellon University, United States. She is a social and political historian of Russia, and her publications include Hunger and War: Food Provisioning in the Soviet Union During World War II (2015, ed. with Donald Filtzer), Inventing the Enemy: Denunciation and Terror in Stalin’s Russia (2011), Terror and Democracy in the Age of Stalin: The Social Dynamics of Repression (2007), and Women at the Gates: Gender and Industry in Stalin’s Russia (2002). Joe William Trotter, Jr. is Giant Eagle Professor of History and Social Justice and past History Department Chair at Carnegie Mellon University, United States. He also directs Carnegie Mellon’s Center for African American Urban Studies and the Economy (CAUSE) and is a past president of the Labor and Working Class History Association. His publications include Race and Renaissance: African Americans in Pittsburgh Since World War II (2010, co-authored with Jared N. Day), Black Milwaukee: The Making of an Industrial Proletariat, 1915-45 (second edition, 2007), and The African American Urban Experience: From the Colonial Era to the Present, with Earl Lewis and Tera W. Hunter (2004).