Paola Zambelli, Ph.D. (1966) in History of Philosophy, Rome, is Professor of History of Philosophy at the University of Florence. She has published on the history of astrology and magic in the age of scholasticism and in the Renaissance. Publications include 'Astrologi hallucinati'. Stars and the End of the World at Luther's Time (De Gruyter, 1986) and The 'Speculum astronomiae' and its enigma (Kluwer, 1992).

• Acknowledgments List of Illustrations Introduction: Must We Really Re-Appopriate Magic? PART I. I.1. Continuity in the Definition of Natural Magic from Pico to Della Porta. Astrology and Magic in Italy and North of the Alps I.2. Scholastic and Humanist Views of Hermeticism. Witchcraft, "Natural Magic", Trithemius' Magic and the First Signs of a Critical Turn of Mind in Agrippa I.3. Magic, Pseudepigraphy, Prophecies and Forgeries in Trithemius' Manuscripts. From Cusanus to Bovelles? Appendix I. Trithemius' Bibliography for Necromancers PART II. AGRIPPA AS AN AUTHOR OF PROHIBITED BOOKS II.1. Agrippa of Nettesheim as a Critical Magus II.2. Magic and Radical Reformation in Agrippa of Nettesheim Appendix II. Recent Studies on Agrippa PART III. BRUNO AS A READER OF PROHIBITED BOOKS III.1. The Initiates and the Idiot. Conjectures on Some Brunian Sources III.2. Hermetism and Magic in Giordano Bruno. Some Interpretations from Tocco to Corsano, from Yates to Ciliberto Appendix III. A Nolan before Bruno, Momus and Socratism in the Renaissance Indices Index of Names Subject Index Index of Places