Short comparative interrupted times series (CITS) designs are increasingly being used in education research to assess the effectiveness of school-level interventions. These designs can be implemented relatively inexpensively, often drawing on publicly available data on aggregate school performance. However, the validity of this approach hinges on…

This study identifies seven major trends in how states and districts are implementing college- and career-ready standards for general education students and for two special populations often the target of education policy--English language learners (ELLs) and students with disabilities (SWDs). We draw on state-representative teacher, principal,…