In 2006 , he joined the Boston Red Sox organization as the pitching coach for the Wilmington Blue Rocks of the Class A Carolina League .
Cather became a private instructor for pitchers from 2001 to 2005 .
In 2006 , Cather joined the Boston Red Sox organization as the pitching coach for the Wilmington Blue Rocks of the Class A Carolina League .
Cather became a private instructor for pitchers from 2001 to 2005 .