Ivan G. Marcus is the Frederick P. Rose Professor of Jewish History at Yale University. He is the author of Piety and Society: The Jewish Pietists of Medieval Germany; Rituals of Childhood: Jewish Acculturation in Medieval Europe; The Jewish Life Cycle: Rites of Passage from Biblical to Modern Times; and Sefer Hasidimand the Ashkenazic Book in Medieval Europe.
Ivan G. Marcus is the Frederick P. Rose Professor of Jewish History at Yale University. He is the author of Piety and Society: The Jewish Pietists of Medieval Germany; Rituals of Childhood: Jewish Acculturation in Medieval Europe; The Jewish Life Cycle: Rites of Passage from Biblical to Modern Times; and Sefer Hasidimand the Ashkenazic Book in Medieval Europe.