William O. Stephens (born 10 June 1962), a scholar of Stoicism, is Professor of Philosophy and Classics at Creighton University, Omaha, NE. Stephens grew up in West Lafayette, IN where he attended West Lafayette Senior High School and began his study of ancient civilizations and Latin. He studied Philosophy at the College of Wooster for two years before transferring to Earlham College, where he earned his undergraduate degree. Stephens completed his graduate work at the University of Pennsylvania, studying under Charles H. Kahn, Alexander Nehamas, and Martin Ostwald. He received his doctorate in Philosophy in May, 1990.
In August 1990, he joined the faculty at Creighton University where he received the Omicron Delta Kappa Teaching for Tomorrow award in 2005. During his tenure at Creighton, Stephens has published four books and numerous articles on topics including Stoic ethics, Epicureanism, philosophical vegetarianism, personhood and sex and love. He has also written on being a Stoic and a Chicago Cubs fan, and on the similarities the Jedi philosophy in Star Wars shares with Stoicism. He delivered a presentation on phobias, terrorism, and Stoic fearlessness  at Stoicon in Toronto, Canada, October 14, 2017.