Dr. Simon LeVay is a writer and lecturer with a background in neuroscience. He is best known for his research on the brain and sexuality, but has also spent many years studying the visual system. He has written or co-authored several books on sexuality, and coauthored books on such diverse topics as earthquakes and volcanoes, extraterrestrial life, and Parkinson's disease. He has even written a novel. Dr. Simon LeVay lives in West Hollywood, California.