Mercedes García-Arenal, Ph.D. (1976), Complutense Madrid, is Research Professor at the Consejo Superior de Investigaciones Científicas, Madrid. Gerard Wiegers, Ph.D. (1991) Leiden University, is Professor of Religious Studies at the Faculty of Humanities of the University of Amsterdam. Both have published monographs and many articles on the Muslim West, and in particular on Muslim and Jewish minorities. They have collaborated for more than twenty years, and amongst other books they co-authored A Man of Three Worlds. Samuel Pallache. A Moroccan Jew in Catholic and Protestant Europe (Johns Hopkins UP 2003 and translations).