Hill M. Walker is one of the nation's leading authorities on antisocial behavior and school safety programs. He is the co-director of the University of Oregon's Institute on Violence and Destructive Behavior (IVDB). Walker's research interests include social skills assessment and intervention, violence prevention, early intervention, school safety, and longitudinal research. Dr. Walker received the Council for Exceptional Children Research Award in 1993, and the University of Oregon Presidential Medal in 2000. He is Chairman of the Board of Directors of the Oregon Social Learning Center and is...