Jorge J. E. Gracia is Professor of Philosophy, State University of New York at Buffalo. He is the author of Individuality: An Essay on the Foundations of Metaphysics and Philosophy and Its History: Issues in Philosophical Historiography; editor of Individuation in Scholasticism: The Later Middle Ages and the Counter-Reformation, 1150-1650; and co-editor of Philosophy and Literature in Latin America: A Critical Assessment of the Current Situation, all published by SUNY Press.

• AcknowledgmentsIntroductionKenneth BarberThe Problem of Individuation among the CartesiansThomas M. LennonDescartes and the Individuation of Physical ObjectsEmily GrosholzMalebranche and the Individuation of Perceptual ObjectsDaisie RadnerSpinoza's Theory of Metaphysical IndividuationDon GarrettLocke on Identity: The Scheme of Simple and Compounded ThingsMartha Brandt BoltonBerkeley, Individuation, and Physical ObjectsDaniel FlageSubstance and Self in Locke and HumeFred WilsonLeibniz's Principle of Individuation in His Disputatio metaphysica de principio individui of 1663Laurence B. McCulloughChristian Wolff on IndividuationJorge J. E. GraciaSubstance and Phenomenal Substance: Kant's Individuation of Things in Themselves and AppearancesMichael RadnerNotes on ContributorsIndex of Proper Names

Kenneth F. Barber is Associate Professor, State University of New York at Buffalo.