There emerged in the nineteenth and twentieth centuries a new Jewish elite, notes Moshe Idel, no longer made up of prophets, priests, kings, or rabbis but of intellectuals and academicians working in secular universities or writing for an audience not defined by any one set of religious beliefs. In Old Worlds, New Mirrors Idel turns his gaze on figures as diverse as Walter Benjamin and Jacques Derrida, Franz Kafka and Franz Rosenzweig, Arnaldo...