effects on school grades, but these negative effects are largely confined to children born extremely preterm (<28 weeks of … gestation, i.e. born at least 10 weeks earlier). Children born moderately preterm (i.e. born up to 5 weeks early) suffer no ill … school environment is very important for the outcomes of preterm born children, such that those born extremely preterm that …

. This closes one-third of the gap between children with median and bottom quartile family income, and is about 80 percent as … large as model programs such as Perry Preschool. The long-term impact for disadvantaged children is large despite “fadeout …