School districts all over the country are currently implementing a variety of school-wide preventive and positive approaches to discipline. This section describes one of the most successful and widely used approaches, School-Wide Positive Behavior Interventions and Supports (SWPBIS) These model policies provide guidance for achieving a positive school climate that meets all of the characteristics described in Section 3.1 Key Elements of School Climate and Positive Discipline. Where possible, we have included references to examples of the policies described that are already in place in school districts throughout the United States.