John Harry Stahl has contributed to four previous Society for American Baseball Research (SABR) books and is a member of SABR's Baseball Biography Project (BioProject), which consists of more than two thousand biographies of Major and Minor League players, coaches, managers, and executives/owners. Bill Nowlin, vice president of SABR since 2004, has written more than thirty-five Red Sox-related books, most recently Fenway Park at 100: Baseball's Hometown.