PETER COLLETT is a social psychologist who has taught and conducted research studies at Oxford University. The Guardian called him a “body language guru” and the Mail on Sunday described him as “a grand master of the secret code of fleeting gestures, signs and expressions that give us all away.” He has co-written two books, including Gestures with Desmond Morris, and is the author of Foreign Bodies. Peter Collett is widely acknowledged to be a world expert on communication. He lives in Oxford, England.