Early Childhood Education: Young Adult Outcomes From the Abecedarian Project

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Abstract
The high-risk infants who initially enrolled in the Abecedarian Project, a longitudinal prospective study of the benefits of early childhood educational intervention within a child care setting, were followed up as young adults (age 21 years). One hundred-eleven infants were in the original sample; 104 took part in the follow up. Treatment was provided in 2 phases: during preschool and in the primary grades. Participants received either both phases, 1, but not both, or neither. Assignment to groups was random. Those in the preschool treatment group earned significantly higher scores on intellectual and academic measures as young adults, attained significantly more years of total education, were more likely to attend a 4-year college, and showed a reduction in teenaged pregnancy compared with preschool controls. Preschool treatment was associated with educationally meaningful effect sizes on reading and math skills that persisted into adulthood. School-age treatment served to maintain preschool benefits fo...