First published in 2000. Routledge is an imprint of Taylor & Francis, an informa company.

One of the great tasks of Mortimer Adler's illustrious life was his search for a watertight proof of the existence of God. Adler believed that his search had been successful.
Adler spent years studying the classic proofs of God's existence, especially Aquinas's Five Ways, and found shortcomings in all of them, as conventionally understood. But he thought that some of them contained ideas which, if properly developed, could be improved, and he continued to search for a satisfying and logically unassailable proof. Toward the end of the 1970s, he believed he had arrived at such a proof, which...