Empirically, the link between classmate ability and individual-level student achievement has been established. And yet, within the scope of this body of literature, there is a dearth of studies examining if a relationship also persists between classmate ability and non-achievement outcomes--that is, social skills. This article fills this research…

Analyses were conducted, using the Early Childhood Longitudinal Study, Kindergarten Class (ECLS-K) database, to compare teachers' judgment of reading skill with direct measures of reading performance for kindergarten, first grade, and third grade students. Teacher judgments of kindergarten students' reading skill significantly predicted first and…