Mark L. Armour is the author of Paths to Glory: How Great Teams Got That Way (Brassey's 2003) and Raincheck (SABR). His forthcoming Joe Cronin: A Life in Baseball will be published by UNP in Spring 2010.
Daniel R. Levitt is the author of Ed Barrow (Nebraska, 2008) and coauthor, along with Mark Armour, of In Pursuit of Pennants: Baseball Operations from Deadball to Moneyball (Nebraska, 2015) and Paths to Glory: How Great Baseball Teams Got That Way (Potomac, 2004), winner of the Sporting News-SABR Baseball Research Award. He is also the author of numerous baseball articles and biographies.