Ontological Arguments and Belief in God Author:Graham Oppy This book is a unique contribution to the philosophy of religion. It offers a comprehensive discussion of one of the most famous arguments for the existence of God: the ontological argument. The author provides and analyzes a critical taxonomy of those versions of the argument that have been advanced in recent philosophical literature, as well a... more »s of those historically important versions found in the work of St. Anselm, Descartes, Leibniz, Hegel and others.« less