Clive Staples Lewis (1898 - 1963) C. S Lewis was a British novelist, poet, academic, literary critic, essayist, lay theologian, broadcaster and lecturer. Born in Belfast in Ulster, Ireland, before partition, he held academic positions in English literature at both Oxford University and Cambridge University. Lewis wrote more than 30 books including The Chronicles of Narnia, The Screwtape Letters and The Space Trilogy, and for his non-fiction Christian apologetics, including Mere Christianity, Miracles, and The Problem of Pain.