Value-added (VA) models measure teacher contributions to student learning and are increasingly employed in educational reform efforts. Using data from 35 seventh-grade teachers and 2,026 students across seven schools, we employ VA methods to measure teacher contributions to students' motivational orientations (mastery and performance achievement…

Motivation is a fundamental educational challenge for adolescents in the United States, and particularly for immigrant youth. The motivation to achieve, especially in mathematics, declines during adolescence. Most of what is known about motivation is based on studies of predominately middle-class White students; yet the influx of immigrants over…