Now he’s captured himself. His new 10-year, 10-book contract with Random House and Eastman Kodak opens with a 450-page autobiography due in 1993, as the artist turns 70. The retrospective puts Avedon in front of–and safely behind–the lens, with the dual candor and control that are his trademark. “The joke of a self-portrait,” he says, “is that the sitter knows more than the photographer.” Unless the photographer is Avedon.