We all have an imagination1, given to us by God to use for his glory and the increase of his kingdom on earth. However, few manage to employ their imagination so strongly to this effect as C. S. Lewis did. As we consider Lewis, his life and his faith, his apologetics and his radio broadcasts, we must also consider the enduring appeal of the books that he brought to life with the exercise of his imagination. The chronicles of Narnia still sit on must-read lists for children more than 70 years after the publication of The Lion, the Witch and the Wardrobe.2 The Screwtape Letters still sells new copies in Christian bookstores across the country. Why is this? How did Lewis manage to encourage his readers to understand deep truths of the Christian faith through simple children’s books, science fiction, or a satirical look at the work of the devil in Screwtape’s Letters? 

“Reason is the natural organ of truth, but imagination is the organ of meaning”.3 Thus wrote Lewis in a paper that aimed to promote the use of fantasy as a means of recreation (castle building), but also as a path to literary invention, leading to truth, and finally arriving at faith. Lewis aimed to use his imagination to convey meaning and from that meaning to convey truth. He was trying to challenge the limits of reason, and from there to open the door to a deeper understanding of reality. Alister McGrath writes, “One of Lewis’s distinctive emphases is that literature allows us to see things in a new way. The Screwtape Letters can be seen as offering a new way of seeing traditional, sound spiritual advice, by re-presenting it within a highly original framework.”4 In the same way the Narnia series offers us a new way of