The Certainty of the Faith gives Christians greater confidence in their own beliefs, and gives them tools to defend their faith in dialogue with postmodern man. It offers an overview of western philosophy, exposing the uncertainty produced when God is not recognized as the source of truth. It also analyzes key arguments of Christian apologists such as C.S. Lewis, Francis Schaeffer, Norman Geisler, Cornelius Van Til, John Frame, and others. Finally, it suggests practical guidelines for answering some of the most difficult questions we face: the existence of God, the authority of Scripture, other religions, evolution, hell, and the problem of evil.