We use longitudinal data on high school students in Washington State to assess the relationships between English Language Arts (ELA) teacher value added and other qualifications and the high school and postsecondary outcomes of their students. We also investigate whether these relationships differ for students with and without disabilities. We…

The greening of the United States teacher workforce puts a premium on districts and schools hiring effective and persistent beginning teachers. Given the limitations of characteristics currently available at the time of hiring (e.g., academic ability measures, preparation type), we built off previous research in economics and psychology to…

Unlike in elementary school, high-school teacher effects may be confounded with both selection to tracks and unobserved track-level treatments. I document sizable confounding track effects, and show that traditional tests for the existence of teacher effects are likely biased. After accounting for these biases, high-school algebra and English…