John P. Papay is an Associate Professor of Education and Economics at Brown University. His research focuses on teacher policy, the economics of education, and teacher labor markets. He has published on teacher professional learning, teacher improvement, teacher evaluation, teacher working conditions, teacher compensation, school turnaround, high-stakes testing, and program evaluation methodology. His current work examines the conditions that support or constrain teacher professional growth. A former high school history teacher, he earned his doctorate in Quantitative Policy Analysis from the Harvard Graduate School of Education. He can be reached at john_papay@brown.edu.