“…1-19 Both cross-sectional and longitudinal studies have found that children who experience mental health problems are more likely to have unfavorable educational outcomes, including poor grades, 1-4,7,10,13-15,17,19 delays in reading, 5,6,18 grade repetition, 2,5 school drop-out ideation, 2 and lower educational attainment than their peers without mental health problems. 9,11,12 To provide just one example, a recent national study of more than 11,000 students in Chile found that mental health in first grade, as assessed with brief standardized teacher and parent screens, was one of the strongest predictors of performance on national achievement tests of language, mathematics, and science three years later.…”