Many prior studies have explored average differences in initial levels of teaching effectiveness among graduates from different teacher preparation programs (TPPs) and the features of preparation that predict these differences. We focus on another important dimension of effectiveness--how graduates from different TPPs improve over time. Examining…

Growing evidence suggests that preservice candidates receive better coaching and are more instructionally effective when they are mentored by more instructionally effective cooperating teachers (CTs). Yet teacher education program leaders indicate it can be difficult to recruit instructionally effective teachers to serve as CTs, in part because…

Our secondary analysis of Measures of Effective Teaching data contributes to growing evidence that observation ratings, used as part of comprehensive teacher evaluation systems across the nation, may measure factors outside of a teacher's performance or control. Specifically, men and teachers in classrooms with high concentrations of Black,…

This study draws upon survey and administrative data on over 9,000 teachers in 336 Miami-Dade County public schools over 2 years to investigate the kinds of collaborations that exist in instructional teams across the district and whether these collaborations predict student achievement. While different kinds of teachers and schools report…