Source : Quoted in Wash. Post, 4 Apr. 1981
Alexander Haig
Barack Obama
44th U.S. President
Caspar Weinberger
Former Director of the Office of Management and Budget
George P. Shultz
Former United States Secretary of State
H. R. Haldeman
Former White House Chief of Staff
Henry A. Kissinger
Former National Security Advisor
James Brady
Former White House Press Secretary
Larry Speakes
Former White House Press Secretary
Richard M. Nixon
37th U.S. President
Ronald Reagan
40th U.S. President