Sarah Arthur is a fun-loving speaker and the author of a dozen books for teens and adults, including the bestselling Walking with Frodo: A Devotional Journey Through The Lord of the Rings. Among other nerdy adventures, she has served as preliminary fiction judge for Christianity Today’s Book Awards, was a founding board member of the annual C. S. Lewis Festival in northern Michigan, and co-directs the Madeleine L’Engle Writing Retreats.