He is also a research associate at the National Bureau of Economic Research (NBER) and a research fellow at Deutsche Post Foundation’s Institute of Labor Economics (IZA). His research has focused on the role of cognitive and noncognitive abilities, and uncertainty as determinants of schooling decisions, labor market outcomes and social behavior. His research in econometrics analyzes selection models with unobserved heterogeneity. His research agenda also includes the evaluation of social programs in developing economies. He received his Ph.D. from the University of Chicago and his B.A. from the University of Chile.