Perry Preschool participants given opportunities to plan and make decisions were significantly less involved in drug use, delinquency, teen pregnancy, and school failure at age 19¶
Claim · All claims
Evidence · 1 study · reviewr1·q2
Currency · newest study 1991 · 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.
q2 i? In the High/Scope Perry Preschool Project 15-year follow-up, children given opportunities to plan and make decisions in preschool were significantly less involved in problem behaviors at age 19. → Benard 1991
Evidence¶
Benard 1991¶
Benard, B. (1991). Fostering Resiliency in Kids: Protective Factors in the Family, School, and Community. Western Regional Center for Drug-Free Schools and Communities, Northwest Regional Educational Laboratory. https://eric.ed.gov/?id=ED335781
q2 · i? · review · r1
The review reports the High/Scope Educational Research Foundation's 15-year follow-up of the Perry Preschool Project, in which participants "were at the age of 19 significantly less (as much as 50 percent less!) involved in drug use, delinquency, teen pregnancy, school failure, etc." No standardized effect size is printed.
"they were at the age of 19 significantly less (as much as 50 percent less!) involved in drug use, delinquency, teen pregnancy, school failure, etc."
Discussion¶
Related Claims¶
- Adolescent substance use is associated with low academic outcomes, delinquency, and risky sexual behaviors, per cited prior work — related
- The locus of control scale fails to discriminate delinquent from normal adolescents, casting doubt on its clinical screening utility — related
- Mandatory-random student drug testing reduces high school students' reported past-30-day substance use relative to schools without MRSDT — related
- Environmentally focused interventions appear to be particularly effective for reducing delinquency and drug use — related
- Communities and neighborhoods rich in social networks have lower rates of crime, delinquency, and child abuse — related
Page metadata
| Field | Value |
|---|---|
type |
claim |
id |
perry-preschool-participation-reduced-problem-behaviors |
title |
Perry Preschool participants given opportunities to plan and make decisions were significantly less involved in drug use, delinquency, teen pregnancy, and school failure at age 19 |
description |
Perry Preschool participants given opportunities to plan and make decisions were significantly less involved in drug use, delinquency, teen pregnancy, and school failure at age 19 |
status |
review |
evidence_strength |
moderate |
newest_evidence |
1991 |
generated |
by process:wiki-ingest on 2026-10-10 |
trust |
unverified — no one has confirmed this page's content |
sources |
1 — benard-1991 |
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