Miriam Eliav-Feldon is Professor of Early-Modern European History at Tel-Aviv University. Her previous publications include Realistic Utopias: The Ideal Imaginary Societies of the Renaissance (1982), The Protestant Reformation (1997) and The Printing Revolution (2000). Benjamin Isaac is Fred and Helen Lessing Professor of Ancient History at Tel-Aviv University. His books include The Limits of Empire: the Roman Army in the East (1990), The Near East under Roman Rule (1998) and The Invention of Racism in Classical Antiquity (2004). Joseph Ziegler is a Senior Lecturer at the Department of General History, University of Haifa. He is the author of Medicine and Religion c. 1300: The Case of Arnau de Vilanova (1998).