Sam Zygner has been a member of the Society for American Baseball Research ( SABR ) since 1997 .
Sam Zygner has served as the Chairperson for the South Florida Chapter of SABR since 2007 .
Sam Zygner has been a member of the Society for American Baseball Research ( SABR ) since 1997 , and has served as the Chairperson for the South Florida Chapter of SABR since 2007 .