This document summarizes and analyzes C.S. Lewis's conversion to Christianity and how it was influenced by his understanding of mythology. It discusses Lewis's conversation with J.R.R. Tolkien in 1931 where Tolkien challenged Lewis's view that Christianity and myths were untrue by pointing out that myths point to an actual historical event of Jesus's death and resurrection. This conversation helped Lewis see Christianity in terms of mythology and led to his conversion. The document then contrasts Lewis's view of mythology with that of literary critic Rene Girard, who saw myths as concealing violence rather than revealing truth like Christianity. It analyzes how Lewis's last novel Till We Have Faces reflects Girard's view of