'Of realty the rarest-veined unraveler', John Duns Scotus was one of the profoundest metaphysicians who ever lived. In this volume, the world's foremost Scotus scholars collaborate to present the latest research on his work. In ethics, the focus is on practical wisdom, on beauty as an ethical concept, and on the independence of the virtues; in metaphysics, on modality, individuation, and being. Textbook accounts notwithstanding, Scotus's theory of logical possibilities implies no existence or actuality for possible beings though being and thinking presuppose the domain of possibility; potency...