Oxford Studies in Ancient Philosophy is a volume of original articles on all aspects of ancient philosophy. The articles may be of substantial length, and include critical notices of major books. Plato, Aristotle, and the Stoics are the focuses of discussion in this volume. Oxford Studies in Ancient Philosophy is a volume of original articles on all aspects of ancient philosophy. The articles may be of substantial length, and include critical notices of major books. Plato, Aristotle, and the Stoics are the focuses of discussion in this volume. David Sedley is Laurence Professor of Ancient Philosophy at the University of Cambridge.