David C. Downing is a leading C. S. Lewis expert, award-winning author, and professor of English at Elizabethtown College in Lancaster County, Pennsylvania. His articles about Lewis have appeared in such publications as Christianity Today, Christianity and Literature, Books & Culture, Christian Scholars Review, and numerous other journals. His books include Planets in Peril, about the Space Trilogy; The Most Reluctant Convert, a biography of Lewis that was named one of the Top Ten Religion Books of the Year by the American Library Association; and Into the Region of Awe, a study of the mystical elements in Lewis's life and writings.