Joshua Shifrin is a professor of psychology, licensed psychologist, writer, and avid sports fan. He has previously written nine books, including Golf's Best Excuses, It's Not My Fault: 150 Hilarious Excuses Every Tennis Player Should Know, Dingers: The 101 Most Memorable Home Runs in Baseball History, From the Links: Golf's Most Memorable Moments, and 101 Incredible Moments in Tennis.