The God Delusion" is a clarion call to the faithless the waverers & even firm religious believers to follow the author into radical atheism not merely as a private conviction but as a public profession. Wouldnt humankind be better off without religion he asks. John Cornwells " Darwins Angel" is not so much a combative repudiation of Dawkins arguments as a playful conversation with them posing alternative view-points exposing lapses in logic & errors of fact from the vantage point of a friendly Guardian Angel."