This paper focuses on the role of non-native peers in classrooms. What is the impact of classroom composition on short- and long-term academic outcomes of native students? This study takes multiple approaches to estimate the causal impact of non-native students in Grade 9 on students' test scores and college attainment. The author finds that while…

In the American K-12 educational system, school transitions are frequent and predictable--typically occurring when students enter kindergarten and when they move from elementary to middle school and again from middle to high school. Although much is known about the short- and long-term implications for the transition to formal K-12 schooling and…

This study examined the impact of a multi-year, large-scale professional development program on student achievement in mathematics and science. Math and science teachers at the elementary and secondary levels who participated in the professional development program were matched to a control group. Results revealed no differences in State of Texas…

Texas has one of the highest populations of English Language Learners (ELLs) in the country, with a complex system for ELL identification, program placement, and high-stakes assessment. Spanish-speaking Latino ELLs represent a large proportion of this population in the state of Texas. The long-term academic achievement of ELLs identified in…