David Kraemer is Joseph J. and Dora Abbell Librarian at the Jewish Theological Seminary, where he has also served as Professor of Talmud and Rabbinics for many years. As Librarian, he is at the helm of the most extensive collection of Judaica-rare and contemporary-in the Western hemisphere. He is the author of several books on Rabbinic Judaism and its texts, the social and religious history of Jews in antiquity, and Jewish rituals and their development.