Dawkins: Did Religion Have an Evolutionary Value? Australian Broadcasting Corporation - Adelaide Writers' Week He’s the King of All the Atheists, and now Richard Dawkins is hammering home what he sees as his key argument against the existence of God. In his book, The Greatest Show on Earth, Dawkins aims to put the theory of evolution in a factually unassailable position.Here, at Adelaide Writers' Week in 2010, he goes through his book chapter by chapter, and in doing so attempts to convince his