Zero tolerance policies have contributed to suspension and expulsion becoming common methods of addressing problem behaviors in schools. If suspension and expulsion are being used as forms of punishment, they should theoretically result in a reduction of problem behavior after their administration. In reality, exclusionary disciplinary practices…

Although there can be no dispute that schools must do all that can be done to ensure the safety of learning environments, controversy has arisen about the use of zero tolerance policies and procedures to achieve those aims. In response to that controversy, and to assess the extent to which current practice benefits students and schools, the…