Lloyd P. Gerson is Professor of Philosophy at the University of Toronto. His books include Knowing Persons: A Study in Plato, God and Greek Philosophy, and Plotinus (Arguments of the Philosophers series). He is the editor of The Cambridge Companion to Plotinus and the four-volume Aristotle: Critical Assessments. He is the author of several volumes of translations and commentaries on Greek texts, including Aristotle: Selected Works and Aristotle's Politics (with H. G. Apostle), Hellenistic Philosophy: Introductory Readings (with Brad Inwood), and Neoplatonic Philosophy: Introductory Readings (with John Dillon).