Red Sox’s Shestakofsky Succeeds Horn At HoF COOPERSTOWN – Jon Shestakofsky, Boston Red Sox manager of media relations & baseball information, has been named vice president/communications & education at the Baseball Hall of Fame. Beginning today, he succeeds Brad Horn, who is entering a fellowship program this summer at the University of Florida. A 2005 graduate of Wesleyan University and a native of Belmont, Mass., Shestakofsky joined the Red Sox in 2007. Most recently, he was liaison with media, players and…