With the approach of the holiday travel season, aviation security professionals face perhaps their greatest challenge. Untold numbers of unruly, intoxicated, angry, and stressed passengers will trudge along towards their destination to spend countless hours cramped in 17 inches of seat space only to experience the horror of their checked bags continuing on to Pago Pago, Tokyo or Lima, Peru. In order to limit the number of security breaches, interpersonal confrontations, and outright violence at...