As parents, communities, educators, and policymakers continue to assess the impact of the COVID-19 pandemic on student learning in America, many have turned to recently released results from the National Assessment of Educational Progress (NAEP). NAEP measures what students know and what they can do in several tested subjects, including reading,…

Using administrative longitudinal data from five states, we study how value-added measures of teacher performance are affected by changes in state standards and assessments. We first document the stability of teachers' value-added rankings during transitions to new standard and assessment regimes and compare our findings to stability during stable…

In many ways standards-based school reform is at a crossroads. On one side, the movement has made tremendous strides. The Common Core State Standards Initiative, known simply as Common Core, is now strongly established in more than 40 states. Many teachers believe that the new, higher academic standards have helped them improve instruction. And,…