Previous research provides evidence that ratings from students and external observers can deliver reliable and valid measures of teaching quality. However, there is still a lack of research on how stable these measures are across time and classes, which is particularly important when they are used for evaluations. We addressed this issue in 3…

Mathematics anxiety is a problem for many secondary school students, and the accompanying worries and unpleasant affective reactions threaten their well-being. An extensive body of studies has found a negative correlation between anxiety and concurrent mathematics achievement. However, prior research on their longitudinal interplay has yielded…

Prior research has demonstrated that teachers' professional knowledge and motivation are strongly related to students' learning and motivation. Symptoms of teachers' stress and burnout (e.g., emotional exhaustion) are also thought to influence students' achievement, but no empirical study has tested this prediction. Using multilevel analyses and a…