Lewis H. Sigelbaum is Professor of History at Michigan State University. He has written and co-edited six books on Russian and Soviet labor history. Daniel J. Walkowitz is Professor of History at New York University. He is the author of Worker City, Company Town: Iron and Cotton Worker Protest in Troy and Cohoes, New York, 1855-1884, and The Mystification of the Middle Class: Gender and Social Identity among Social Workers,...