Stephen R. L. Clark is a professor of philosophy and Leverhulme Research Fellow at the University of Liverpool, England. He received his D Phil from Oxford in 1973. Dr. Clark served as chief editor at the Journal of Applied Philosophy for eleven years and is now a member of its editorial board, as well as serving on the boards of Religious Studies and the Cambridge University Press series New Studies in Christian Ethics. Well-known for his interest in both religion and science fiction, he has lectured widely in the U.S. and the U.K. He has authored more than sixty scholarly articles, contributed chapters to seventy-five books, edited one book, and written fourteen others, including The Mysteries of Religion, Civil Peace and Sacred Order, How to Live Forever, Animals and their Moral Standing, and Biology and Christian Ethics. His current main work is on the philosopher Plotinus's ethics and psychology.