Nancy Burson,The Human Race Machine, 1999 to Present.Nancy Burson, The Difference Between Negative and Positive Thought, 2000, Gas Discharge Visualization camera image.Nancy Burson, The Age Machine, 1990Nancy Burson, First and Second Composites (First Composite: Bette Davis, Audrey Hepburn, Grace Kelley, Sophia Loren, and Marilyn Monroe. Second Composite: Jane Fonda, Jacqueline Bisset, Diane Keaton, Brooke Shields, and Meryl Streep.), 1982.Nancy Burson, Warhead I (55% Reagan, 45% Brezhnev, less than 1% each of Thatcher, Mitterand, and Deng), 1982.