Ross W. Greene

Dr. Ross W. Greene, Ph.D.

Dr. Ross W. Greene is the originator of a model of psychosocial treatment for challenging kids called Collaborative Problem Solving (CPS), as described in his books The Explosive Child and Lost at School.  He is Associate Clinical Professor in the Department of Psychiatry at Harvard Medical School, on the professional staff in the Department of Psychology at the Cambridge Health Alliance, adjunct Associate Professor in the Department of Psychology at Virginia Tech, and Senior Lecturer in the school psychology program in the Department of Education at Tufts University.  His research has been funded by, among others, the Stanley Research Institute, the National Institute on Drug Abuse/National Institutes of Mental Health, the U.S. Department of Education, and the Maine Juvenile Justice Advisory Group.

Dr. Greene is also the founder of a non-profit organization – called Lives in the Balance ( – which aims to provide advocacy and support for behaviorally challenging kids and their parents, teachers, and other caregivers, and to disseminate the CPS model through no-cost web-based programming.  He consults extensively to general and special education schools, inpatient and residential facilities, and systems of juvenile detention, and lectures widely throughout the world.

Author of

Collaborative Problem Solving


Dr. Greene's approach sets forth two major tenets: first, that social, emotional, and behavioral challenges in kids are best understood as the byproduct of lagging cognitive skills (rather than, for example, as attention-seeking, manipulative, coercive, limit-testing, or a sign of poor motivation); and second, that these challenges are best addressed by collaboratively resolving the problems that are setting the stage for challenging behavior (rather than through reward and punishment programs and intensive imposition of adult will).

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