Clive Staples Lewis (29 November 1898 – 22 November 1963), commonly referred to as C. S. Lewis and known to his friends and family as "Jack", was an Irish-born British novelist, academic, medievalist, literary critic, essayist, lay theologian and Christian apologist. He is well known for his fictional work, especially The Screwtape Letters, The Chronicles of Narnia and The Space Trilogy. Lewis was a close friend of J. R. R. Tolkien, and both authors were leading figures in the English faculty a ...