The Works of Clive Staples Lewis Many people for different reasons know Clive Staples Lewis, from Christianity to his Chronicles of Narnia. Not only was Lewis a writer, but he was also a professor in England and a World War I veteran. Today he is known as C. S. Lewis because many of his works were always published under this name. Lewis's works dealt with Christianity and his constant questioning of his faith, because most of his life he spent as an atheist. Lewis lived in parallel to many of his works, especially the Chronicles of Narnia. Clive Staples Lewis was born on November 29, 1898 in Belfast, Ireland to Albert James Lewis