Daniel J. Lasker is Norbert Blechner Professor of Jewish Values (Emeritus) at Ben-Gurion University of the Negev. In addition he has taught at many institutions of higher learning, including Yale, Princeton, the University of Toronto, Ohio State University, the University of Texas, and the University of Washington. His publications include Jewish Philosophical Polemics against Christianity in the Middle Ages (2nd edn., Littman Library, 2007) and From Judah Hadassi to Elijah Bashyatchi: Studies in Late Medieval Karaite Philosophy (2008).