We examine the relationships between observational ratings of teacher performance, principals’ evaluations of teachers’ cognitive and non-cognitive skills and test-score based measures of teachers’ productivity. We find that principals can distinguish between high and low performing...

Using statewide data from Florida, we analyze the impact of both pre-service and in-service training on the ability of teachers to promote academic achievement among students with disabilities. We find students with disabilities whose teacher is certified in special education have greater...

Research on teacher productivity, as well as recently developed accountability systems for teachers, relies on “value-added” models to estimate the impact of teachers on student performance. We consider six value-added models that encompass most commonly estimated specifications. We test...