Gema Zamarro is an economist at the RAND Corporation and a professor of Econometrics at the Pardee RAND Graduate School. Prior to joining RAND, Zamarro was an assistant professor in the Department of Econometrics at Tilburg University in the Netherlands and a junior research fellow at NETSPAR (Network for Studies on Pensions, Aging and Retirement). Zamarro has conducted research on applied econometrics in the areas of labor, health, and education. She recently completed studies on heterogeneity in returns to education, on the relationship between teacher quality and student performance, on how school closing policies affect student achievement, and on the causal effect of retirement on health. Her current education research focuses on analyzing the determinants of school choice and on studying the properties of value-added methods for estimating teacher quality. In addition, she is researching the pathways to better health in retirement, the effects of induced entry into Social Security Disability Insurance, and the determinants and consequences of low health literacy and financial literacy. Zamarro received her Ph.D. at CEMFI (Center for Monetary and Financial Studied) in Madrid.