![]() ![]() Would these experimentally determined findings from model preschool programs be replicated in Head Start? Since 1969, the federal government has asked researchers to answer the question: Does Head Start work? In 1998, Congress authorized the Department of Health and Human Services (HHS) to contract an independent national random assignment study of Head Start to determine whether Head Start improved school readiness: the Head Start Impact Study. ![]() New research on the intergenerational effect of Perry Preschool by Nobel laureate James Heckman and Ganesh Karapakula finds that participants were more stably married, that their children were less likely to be suspended from school, and more likely to graduate from high school and be employed. Decades-spanning longitudinal studies of experimental preschool programs like HighScope/Perry Preschool and Abecedarian find those who participated in these early childhood educational interventions persist in education, have higher earnings and commit fewer crimes than the control group. ![]() Twitter base of what we know about the effects of early childhood education on long-term outcomes is the result of experiments. ![]()
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