Marvin Miller

Marvin Julian Miller (April 14, 1917 – November 27, 2012) was an American labor union leader and baseball executive who served as the executive director of the Major League Baseball Players Association (MLBPA) from 1966 to 1982. Miller led the MLBPA during three strikes and two lockouts. Under Miller's direction, the players' union was transformed into one of the strongest unions in the United States.