The Reason Driven Life by Robert M. Price

Robert M. Price has authored a counter to Rick Warren's The Purpose Driven Life, and it is called The Reason Driven Life.

Where to get the book: https://www.google.com/search?q=the+reason+driven+life&ie=utf-8&oe=utf-8&aq=t&rls=org.mozilla:en-US:official

Transcript of an interview about the book:  http://www.equaltimeforfreethought.org/wp-content/uploads/2008/02/reason-driven-life.pdf