Sharrona Pearl, Assistant Professor in Communications at the University of Pennsylvania, discusses her study of face transplant surgery. She's joined by Anne-Marie Martindale, Post-Doctoral Research Associate at the University of Manchester, who has studied the impact of facial disfigurement; as well as Professor Jonathan Cole, consultant in clinical neurophysiology, and author of two books examining the relationship between facial expressions, communication and the self. Revised repeat.

Producer: Jayne Egerton.