Efforts to improve student performance on high-stakes assessments in mathematics place teachers in the epicenter of multiple reform expectations. While studies have documented how teachers implement single reforms, very little is known about teachers' implementation processes when multiple expectations are imposed. With a focus on how…

The authors conducted a third-party study of the student achievement effects of Struggling Schools, a user-generated approach to Comprehensive School Reform (CSR). The design was a quasiexperimental, pre-post matched sample (N = 180) with school as unit of analysis, drawing on 3 years of achievement data from standardized external assessments.…