There is a science to literary criticism. Learn its basics by example of a scientist reading an important work. C.S. Lewis is one of the most influential writers of last century. He was an intellectual giant and cultural prophet. His Space Trilogy, circa 1940, remains an exciting adventure with important philosophical and cultural messages for today. He explains why UFOs would be silent and anticipates today's transhumanism efforts. There are theological speculations that should gladden anyone believing in an afterlife. Students needn’t read the Trilogy to benefit. Dr. Usell describes the storyline and major themes. Discussion is strongly encouraged. Optional: The Space Trilogy, available from Amazon and others.