A Philadelphia reform prohibiting out-of-school suspension for classroom disorder decreased classroom disorder suspensions among students suspended before the reform¶
Claim · All claims
Evidence · 1 study · causalr?·q3
Currency · newest study 2018 · not yet checked against its sources · not reviewed by a person
Subclaims¶
Reading the evidence codes
q is the design tier, i the impact, n the sample, and the kind with its r
the rigour judged within that kind: what each code means.
This claim: no standardized effect is recorded in observations/ for it yet, so no benchmark reading is possible.
q3 i? For students suspended before the reform, classroom disorder out-of-school suspensions decreased following the reform. → Matthew P. Steinberg 2018
Evidence¶
Matthew P. Steinberg 2018¶
Matthew P. Steinberg, Johanna Lacoe. (2018). Reforming School Discipline: School-Level Policy Implementation and the Consequences for Suspended Students and Their Peers. American Journal of Education, vol. 125, issue 1. https://www.mathematica.org/publications/reforming-school-discipline-school-level-policy-implementation-and-the-consequences-for-suspended doi:10.1086/699811
q3 · i? · causal · r?
Difference-in-differences analysis of a Philadelphia district reform prohibiting out-of-school suspensions for classroom disorder infractions. The study reports that "classroom disorder OSS decreased" for previously suspended students following the reform; no effect size is printed.
"For students suspended before the reform, classroom disorder OSS decreased and attendance (but not academic achievement) improved following the reform."
Discussion¶
Related Claims¶
- In schools that eliminated classroom disorder out-of-school suspensions, peer math achievement and attendance were unaffected — related
- Attendance, but not academic achievement, improved for previously suspended students following the suspension reform — related
- In schools that did not fully implement the district-level suspension reform, peer math achievement declined and attendance decreased — related
- Peer outcomes following a district suspension reform varied with school-level implementation — related
- The School District of Philadelphia reformed its student code of conduct in 2012-2013 to prohibit suspensions and expulsions for two types of non-violent student conduct — related
- Many Philadelphia schools did not comply with the policy change prohibiting out-of-school suspension for low-level offenses — related
- School culture changes during turnaround coincided with suspension rates falling from roughly one in four students suspended per year to zero suspensions — related
- Massachusetts Chapter 222 coincided with out-of-school suspensions for Black girls falling from 16 to 9 per 100 — related
- Philadelphia's 2012-2013 discipline reform produced a modest decline in suspensions for nonviolent infractions in the year of reform — related
Page metadata
| Field | Value |
|---|---|
type |
claim |
id |
philadelphia-classroom-disorder-oss-ban-reduced-suspensions |
title |
A Philadelphia reform prohibiting out-of-school suspension for classroom disorder decreased classroom disorder suspensions among students suspended before the reform |
description |
A Philadelphia reform prohibiting out-of-school suspension for classroom disorder decreased classroom disorder suspensions among students suspended before the reform |
status |
review |
evidence_strength |
moderate |
newest_evidence |
2018 |
generated |
by process:wiki-ingest on 2026-10-08 |
trust |
unverified — no one has confirmed this page's content |
sources |
1 — matthew-p-steinberg-2018 |
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