Ari Magnusson is a bullying prevention researcher, writer, and speaker, and the creator of the CirclePoint Bullying Prevention Program. He is also the bullying prevention educator for the Massachusetts General Hospital's Stay in Shape life skills after-school program offered in Boston-area schools. He is the author of Bitopia, a middle grade novel about bullied children that was named one of the best books of 2012 by Kirkus Reviews. His bullying prevention books and materials have been used in schools across the United States.