The Every Student Succeeds Act requires states to identify schools with low-performing student subgroups for Targeted Support and Improvement or Additional Targeted Support and Improvement. Random differences between students' true abilities and their test scores, also called measurement error, reduce the statistical reliability of the performance…

This study examines the accuracy of performance ratings from the Framework for Leadership (FFL), Pennsylvania's tool for evaluating the leadership practices of principals and assistant principals. The study analyzed four key properties of the FFL: score variation, internal consistency, year-to-year stability, and concurrent validity. Score…

This "Stated Briefly" report is a companion piece that summarizes the results of another report of the same name. This study examines the accuracy of performance ratings from the Framework for Leadership (FFL), Pennsylvania's tool for evaluating the leadership practices of principals and assistant principals. The study analyzed four key…

Over the past decade, charter schools have been among the fastest-growing segments of the K-12 education sector in Chicago and across the country. This report addresses several key issues related to charter schools using student-level data provided by Chicago Public Schools. Students leaving traditional public schools for charter schools in…

Over the past decade, charter schools have been among the fastest-growing segments of the K-12 education sector in Chicago and across the country. In this report, the authors examine the following issues related to charter schools (1) Are charter schools attracting high- or low-achieving students and do transfers affect the racial mix in the…