Dr. Ross Greene is the originator of an innovative, research-based approach -- originally known as Collaborative Problem Solving (CPS) -- for understanding and helping behaviorally challenging kids, as described in his highly acclaimed books The Explosive Child and Lost at School. He is Associate Clinical Professor in the Department of Psychiatry at Harvard Medical School, adjunct Associate Professor in the Department of Psychology at Virginia Tech, Senior Lecturer in the school psychology program in the Department of Education at Tufts University, and on the professional staff at the Cambridge Health Alliance. Dr. Greene is also Director of Lives in the Balance, a non-profit organization he founded to advocate on behalf of behaviorally challenging kids and their parents, teachers, and other caregivers, and to provide free, web-based resources on the CPS model. His research his been funded by, among others, the National Institute on Drug Abuse, the Stanley Medical Research Institute, the U.S. Department of Education, and the Maine Juvenile Justice Advisory Group. He consults extensively to families, schools, inpatient psychiatry units, and residential and juvenile detention facilities, and lectures widely throughout the world.