.SHORTLY AFTER introducing his compete the Democratic nomination in 1960, John F. Kennedy claimed: "I don't remember a solitary scenario where a vice-presidential applicant supported a selecting vote." Still, the north-easterner picked Lyndon Johnson as his running-mate, hoping that the senator coming from Texas would assist him in southern states. Johnson tore around the South in a train nicknamed the LBJ Express, getting to rallies in a ten-gallon hat to the tensions of "The Yellow Rose of Texas". After he gained, Kennedy acknowledged that "our team could not have actually lugged the South without Johnson". That Johnson "provided the South" is now obtained wisdom. But how much variation carry out vice-presidential choices really create in political elections?