Andrei A. Orlov is Professor of Judaism and Christianity in Antiquity at Marquette University. His recent publications include Divine Manifestations in the Slavonic Pseudepigrapha (2009), Selected Studies in the Slavonic Pseudepigrapha (2009), Concealed Writings: Jewish Mysticism in the Slavonic Pseudepigrapha (2011) and Dark Mirrors: Azazel and Satanael in Early Jewish Demonology (2011).