Benjamin Van Voorhees, M.D., the University of Illinois Medical Center鈥檚 chief of general pediatrics, is teaching children coping skills through a combination of online learning and traditional counseling. He hopes a technology-based 鈥渂ehavioral vaccine鈥 can reduce the risk of mental illness for a diverse group of young people, from teens struggling with issues of sexuality to those living in neighborhoods mired in violence.