Anselm's Discovery: A Re-Examination of the Ontological Proof of God's Existence

Charles Hartshorne has done more than any other writer to bring back the Ontological Argument as a major problem of modern philosophical analysis. According to Harshorne, generations of philosophers have read Anselm superficially, and have failed to see that Anselm presented two forms of the Argument, the second involving a genuine conceptual breakthrough.