A new book reveals how these two famous friends conspired to bring myth and legend—and Truth—to modern readers.

Our world would be poorer without two other worlds: Narnia and Middle-earth. Yet if two young professors had not met at an otherwise ordinary Oxford faculty meeting in 1926, those wondrous lands would still be unknown to us.

British author Colin Duriez, who wrote the article "Tollers and Jack" in issue #78 of Christian History, explains why this is so in his forthcoming book Tolkien and C. S. Lewis: The Gift of Friendship. Duriez tells the story of how these two brilliant authors met, discovered their common love for mythical tales, and pledged to bring such stories into the mainstream of public reading taste. Tolkien and Lewis shared the belief that through myth and legend—for centuries the mode many cultures had used to communicate their deepest truths—a taste of the Christian gospel's "True Myth" could be smuggled past the barriers and biases of secularized readers.

Christian History managing editor Chris Armstrong reached Colin this week at his home in Leicester, England.

You have said that if it hadn't been for the friendship between Tolkien and Lewis, the world would likely never have seen The Narnia Chronicles, The Lord of the Rings, and much else. What was it about "fairy stories" that led these two men to want to rehabilitate them for a modern audience—adults as well as children?

They had both personal and professional reasons for this interest. Personally, they had both read and enjoyed such stories as they were growing up, in collections by the brothers Grimm, Andrew Lang, and others. Lewis had also heard Celtic myths—his nurse had told him some of the folk tales of Ireland.

Professionally, they studied and taught the literatures of medieval romance and, ...