Gershon David Hundert is Professor of Jewish Studies and History at McGill University. He is the author of The Jews in a Polish Private Town: The Case of Opatów in the Eighteenth Century (1992), the coauthor of The Jews in Poland and Russia: Bibliographical Essays (1984), and the editor of Jews in Early Modern Poland (1997) and Essential Papers on Hasidism: Origins to Present (1991).