Phil Rosenzweig is an award-winning author and one of the world’s foremost experts on the T202 Hassan Triplefolder baseball card set.

Ed Wheatley is the vice president of the St. Louis chapter of the Society for American Baseball Research, an award-winning author of multiple baseball books, an Emmy Award-winning filmmaker, and a St. Louis Cardinals historian.

Larry Lester and Stephanie Liscio are two of the world’s leading authorities on the Negro Leagues, each of whom are published authors, public speakers, researchers, and historians.