Dr. Geoffrey Herman is a member of the School of Historical Studies at the Institute for Advanced Study in Princeton. He holds a Ph.D. in Jewish History, Rabbinic Period, from the Hebrew University, and his research focuses on Babylonian Jewish history in the Sasanian era, and its neighboring religious and cultural world. Herman’s recent authored or edited volumes include: A Prince without a Kingdom: the Exilarch in the Sasanian Era (Mohr Siebeck, 2012); Persian Martyr Acts under King Yazdgird I (Gorgias Press, 2016); and Jews, Christians and Zoroastrians: Religious Dynamics in a Sasanian Context (Gorgias Press, 2014).