Douglas Gresham is the son of Joy Davidman and stepson of C. S. Lewis, whom he knew as "Jack" while growing up in Oxford, England. Born in New York City, Gresham has lived all over the world, working as a farmer in Tasmania, a broadcast personality in Australia, and today helps lead a counseling ministry in Ireland. He is also the author of Lenten Lands: My Childhood with Joy Davidman and C. S. Lewis. Gresham lives with his wife, Merrie, at Rathvinden House in Leighlinbridge, County Carlow.