In 2012, the study found that Head Start a program that aimed to help Children in poverty had by the end of the third grade, very few impacts in any of the four domains of cognitive social, emotional health and parenting practices at a cost of $8 billion a year to the taxpayer.
2012年,研究發現,旨在幫助貧困兒童的 "啟蒙計劃 "在三年級結束時,在認知、社會、情感健康和育兒實踐這四個領域的影響非常小,每年給納稅人造成80億美元的損失。