This book, a history of a religious category of ancient philosophy, is the first synthesis on the notion of daimōn in the Platonic tradition. Platonic demonology is a body of doctrine that constantly reorganized and redefined itself, from the Old Academy to the last Neoplatonists, by reinterpreting Plato's texts concerning demons. The present work illuminates the modus operandi of this exegesis by analysing the relationship between demonology and, respectively, cosmology, the philosophical hermeneutics of religion, and theories of the soul. This study aims to provide a...