Ephraim Kanarfogel is the E. Billi Ivry University Professor of Jewish History, Literature, and Law at Yeshiva University. He is also the author of the award-winning books Jewish Education and Society in the High Middle Ages (1992), Peering through the Lattices: Mystical, Magical, and Pietist Dimensions in the Tosafist Period (2000), and The Intellectual History and Rabbinic Culture of Ashkenaz (2012), all published by Wayne State University Press.