There is mounting evidence of substantial "teacher quality gaps" (TQGs) between advantaged and disadvantaged students but practically no empirical evidence about their history. We use longitudinal data on public school students, teachers, and schools from two states--North Carolina and Washington--to provide a descriptive history of the…

The evidence-based decision-making emphasis in education has largely focused on the adoption of new practices for which evidence of effectiveness exists. Following adoption, however, the focus shifts to improvement and the appropriate evidence needed to support budget decisions must be local, timely, and relevant. Existing evidence used to support…

Data has played an important role in England's recent school improvement journey. The evolution of the approach has not been perfect but the National Pupil Database has become a vital tool for health checking the education system, driving accountability, directing education policymaking, and tracking the educational attainment of key vulnerable…

This article draws from Stephen Ball's work on markets, managerialism, and performativity to frame a comparative study that examines the reconstitution of the teacher-subject across a pivotal decade in which neoliberal standards and accountability reforms effected significant changes in US education. It juxtaposes two qualitative studies conducted…

Teacher evaluation is at the center of current education policy reform. Most evaluation systems rely at least in part on principals' assessments of teachers, and their discretionary judgments carry substantial weight. However, we know relatively little about what they value when determining evaluations and high stakes personnel decisions. The…