Using student-level longitudinal data from one large urban school district, I examine Long-term English Learners' (LTELs) characteristics and their linguistic and academic performance in comparison to on-track English learners and initially fluent students. I also investigate what factors are related to their becoming LTELs. This study focuses on…

Amargosa Valley School in Nevada could be considered representative of almost any preK-8 school that serves a large proportion of socioeconomically disadvantaged students and is focused on turning around persistently low achievement. Like other schools supported by federal School Improvement Grants, Amargosa is beginning to implement a reform plan…

A dynamic cascade model of development of serious adolescent violence was proposed and tested through prospective inquiry with 754 children (50% male; 43% African American) from 27 schools at 4 geographic sites followed annually from kindergarten through Grade 11 (ages 5-18). Self, parent, teacher, peer, observer, and administrative reports…