C. S. Lewis
Lewis and fellow novelist J. R. R. Tolkien were close friends. They both served on the English faculty at Oxford University, and were active in the informal Oxford literary group known as the Inklings. According to Lewis's memoir "Surprised by Joy", he was baptised in the Church of Ireland, but fell away from his faith during adolescence. Lewis returned to Anglicanism at the age of 32, owing to the influence of Tolkien and other friends, and he became an "ordinary layman of the Church of England". Lewis's faith profoundly affected his work, and his wartime radio broadcasts on the subject of Christianity brought him wide acclaim.
J. R. R. Tolkien
As well as his fiction, Tolkien was also a leading author of academic literary criticism. His seminal 1936 lecture, later published as an article, revolutionized the treatment of the Anglo-Saxon epic "Beowulf" by literary critics. The essay remains highly influential in the study of Old English literature to this day. "Beowulf" is one of the most significant influences upon Tolkien's later fiction, with major details of both "The Hobbit" and "The Lord of the Rings" being adapted from the poem. The piece reveals many of the aspects of "Beowulf" which Tolkien found most inspiring, most prominently the role of monsters in literature, particularly that of the dragon which appears in the final third of the poem: