Benjamin Nathans is Associate Professor of History at the University of Pennsylvania. He edited the Russian-language Research Guide to Materials on the History of Russian Jewry (Ni...ver maisBenjamin Nathans is Associate Professor of History at the University of Pennsylvania. He edited the Russian-language Research Guide to Materials on the History of Russian Jewry (Nineteenth and Early Twentieth Centuries) in Selected Archives of the Former Soviet Union (1994), compiled by G. M. Deych.ver menos