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DB: The only two rigorously evaluated early childhood education projects with a formal benefit-cost analysis are the Perry Preschool and Abecedarian projects (both performed by Steven Barnett).
In both the Perry and Abecedarian Programs there was a consistent pattern of successful outcomes for treatment group members compared with control group members.
The Carolina Abecedarian Project was an early model that provided one of the most intensive programs of early intervention services to low-income children at risk for developmental delays.
Much of this information has been provided through the study of early preschool programs such as the High/Scope Perry Preschool Project, the Abecedarian Intervention, the Prenatal Early Infancy Project and the Chicago Child-Parent Center Program.
The classic Abecedarian and Perry Preschool programs, as well as the contemporary Tulsa and Boston preschool programs, have been described as high quality.
Three programs, the so-called trio of early childhood studies that offer the best evidence of the long-term effects of high quality preschool, are the High/Scope Perry Project, the Carolina Abecedarian Program, and the Chicago Parent Child Centers Study.
Poverty, early childhood education, and academic competence: The Abecedarian experiment.
To prevent these outcomes, researchers have attempted to improve school readiness skills through a number of early childhood learning interventions, most notably the Chicago Parent--Child Centers (Reynolds & Temple, 2008), the Abecedarian Project (Ramey & Ramey, 2004), and Head Start (Zigler, 1987).
Children who received education and care in the Carolina Abecedarian Project from birth until age 5 had better physical health in their mid-30s than their peers who did not attend the child care-based program.
Through his analysis of a wide variety of early education programs ranging from the Abecedarian Project to the evidence-based home visiting model Nurse Family Partnership to the high-quality Perry Preschool, he estimates that every $1 invested in these programs saves from $3 to $9 (Figure 2).
Campbell's team analyzed data from the Carolina Abecedarian, or ABC, Project.
Advocates focus on the stunning success of two tiny programs in the 1960s and 1970s, Perry Preschool and Abecedarian.