Beginning in the early 1990s, states and districts enacted zero-tolerance discipline policies that relied heavily on out-of-school suspensions. Recently, districts nationwide have revised these policies in favor of more tempered disciplinary responses. In 2012-2013, Philadelphia reformed its discipline policy to limit suspensions for nonviolent…

In recent years, the frequent use of suspensions and the racial disparities in their application, particularly for nonviolent behaviors, has created a maelstrom of public pressure for schools to adjust their suspension practices. In an era of increasing institutional accountability for schools, there is evidence that schools may be responsive to…