-//w3c//dtd html 4.0 transitional//en»> http-equiv=content-type> The book presents Medieval Christian writer Gerasimus who in a debate with Islam presents reasoned proofs that refute charges of deception and duplicity made against Christians by means of logically constructed arguments about the being of God and His relationship to creation. He sets out the basic points of controversy and outlines a response in a form that would make an excellent introduction to Christian theology for the Muslim environment.