<P>Does God exist? What are the various arguments that seek to prove the existence of God? Can atheists refute these arguments? <EM>The Existence of God: A Philosophical Introduction </EM>assesses classical and contemporary arguments concerning the existence of God:</P><UL><P><LI>the ontological argument, introducing the nature of existence, possible worlds, parody objections, and the evolutionary origin of the concept of God </LI><LI>the cosmological argument, discussing metaphysical paradoxes of infinity, scientific models of the universe, and philosophers'' discussions about ultimate reality and the meaning of life </LI><LI>the design argument, addressing Aquinas''s Fifth Way, Darwin''s theory of evolution, the concept of irreducible complexity, and the current controversy over intelligent design and school education. </LI><P></P></UL><P>Bringing the subject fully up to date, Yujin Nagasawa explains these arguments in relation to recent research in cognitive science, the mathematics