Gabriel B. Costa is a Catholic priest and a professor of mathematics at the United States Military Academy at West Point. He is on extended academic leave from Seton Hall University. Michael R. Huber is a professor of mathematics at Muhlenberg College in Allentown, Pennsylvania. He has been studying sabermetrics for more than 20 years and is a member of the Society for American Baseball Research. John T. Saccoman is a professor in the department of mathematics and computer science at Seton Hall University in South Orange, New Jersey.