The number of students opting out of standardized tests has grown in recent years. This phenomenon poses a potential threat to our ability to accurately measure student achievement in schools and districts. This brief documents the extent to which opting out is observed in the CORE districts and models how higher opt-out levels could affect…

The use of standardized test results to drive school administrator evaluations pervades education policymaking in more than 40 states. However, the results of state standardized tests are strongly influenced by non-school factors. The models of best fit (n = 18) from this correlational, explanatory, longitudinal study predicted accurately the…

The fractious debate over how much schools can counteract poverty's impact on children is far from settled, but a recently published collection of research strongly suggests that until policymakers and educators confront deepening economic and social disparities, poor children will increasingly miss out on finding a path to upward social mobility.…

Children raised in families with higher incomes score higher on math and reading tests. But is parental income the "cause" of a child's success? Or is the connection between income and achievement largely a symptom of something else: genetic heritage, parental skill, or a supportive educational setting? The Broader, Bolder Approach to Education, a…