The relationship between John F. Kennedy, Robert Kennedy, and LBJ; LBJ's legislative achievements and programs started by John F. Kennedy; LBJ's willingness to listen to various points of view; foreign aid under LBJ; Nicholas Katzenbach and Ramsey Clark as attorneys general; the so-called Kennedy and Johnson camps; Edward Kennedy's work on the Senate Committee on Labor and Public Welfare; Senator Ralph Yarborough; former senators as presidents.