Gary Gillette

Gary Gillette is an American baseball author, editor, historian, and analyst renowned for his work in advanced baseball metrics and historical research. He served as a former Director of the Society for American Baseball Research (SABR) from 2009-2012, editor of SABR's Emerald Guide to Baseball, past chair of SABR's Ballparks Committee, and co-author of The ESPN Baseball Encyclopedia and Big League Ballparks.[1][3][6]

Carbondale, Pennsylvania, USA Apr 16, 1951 Wikipedia
Baseball Sports History