C. S. Lewis, renowned Christian apologist and beloved author of childrens novels, is rarely thought of as a philosopher per se despite having both studied and taught philosophy for several years at Oxford. Moreover, Lewiss long journey to Christianity was essentially philosophical passing through seven different stages. This journey, as well as every philosophical topic Lewis discussed, including metaphysics, natural theology, epistemology, logic, psychology, ethics, socio-political philosophy, and aesthetics are explained here in detail. Barkman incorporates previously unexplored treasures...