"We all perform. It's what we do for each other all the time, deliberately or unintentionally. It's a way of telling about ourselves in the hope of being recognized as what we'd like to be." --Richard Avedon, 1974 The preeminent stars and artists of the performing arts from the second half of the 20th century offered their greatest gifts--and, sometimes, their inner lives--to Richard Avedon. More than 200 are portrayed in Performance, many in photographs...