Ross W. Greene, Ph.D., is the author of the well-known books The Explosive Child and Lost at School, and the originator of a model of care (now known as Collaborative & Proactive Solutions) emphasizing collaboration between kids and adults in resolving the problems contributing to children’s behavioral challenges.  He is also associate clinical professor in the Department of Psychiatry at Harvard Medical School, on the professional staff at the Cambridge Hospital, adjunct associate professor in the Department of Psychology at Virginia Tech, and senior lecturer in the graduate program in school psychology in the Department of Education at Tufts University.  Dr. Greene founded the non-profit Lives in the Balance to provide free, web-based resources on his model and to advocate on behalf of behaviorally challenging kids and their parents, teachers, and other caregivers.  He lectures widely throughout the world and lives in Portland, Maine, with his wife and two kids.