How to Prove There Is a God includes a transcript of one of Adler's appearances on William Buckley's Firing Line TV show, Adler's revealing interview with Edward Wakin, the exchange of views on natural theology between Mortimer Adler and Owen Gingerich, arid John Cramer's eloquent argument that the trend of modern cosmology supports Adler's position. 'A final section of the book looks back to the 1940's for Adler's early struggles with the philosophical question of God's existence.