Journal Article

Lifetime Effects

The High/Scope Perry Preschool Study Through Age 40

By Schweinhart, L. J., Montie, J., Xiang, Z., Barnett, W. S., Belfield, C. R., & Nores, M. (2005)

This study — perhaps the most well-known of all HighScope research efforts — examines the lives of 123 children born in poverty and at high risk of failing in school.

From 1962–1967, at ages 3 and 4, the subjects were randomly divided into a program group that received a high-quality preschool program based on HighScope’s participatory learning approach and a comparison group who received no preschool program. In the study’s most recent phase, 97% of the study participants still living were interviewed at age 40. Additional data were gathered from the subjects’ school, social services, and arrest records.

The study found that adults at age 40 who had the preschool program had higher earnings, were more likely to hold a job, had committed fewer crimes, and were more likely to have graduated from high school than adults who did not have preschool.

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The Authors

W. Steven (Steve) Barnett is a Board of Governors Professor and the founder and Senior Co-Director of the National Institute for Early Education Research (NIEER) at Rutgers University. Dr. Barnett’s work primarily focuses on public policies regarding early childhood education, child care, and child development.

Dr. Milagros Nores is the Co-Director for Research and Associate Research Professor at the National Institute for Early Education Research (NIEER). With a profound expertise in early childhood evaluation, informing data-driven policy and programming, cost and benefits of early interventions, evaluation design, equity, and English language learners, she has established herself as a leading researcher in the field of early care and education.