Yacine Ait-Sahalia is the Otto Hack 1903 Professor of Finance and Economics at Princeton University. His primary area of research is financial econometrics. He was the inaugural director of the Bendheim Center for Finance at Princeton University. Prior to that, he was an Assistant Professor (1993–96), Associate Professor (1996–98) and Professor of Finance (1998) at the University of Chicago Booth School of Business. He received his undergraduate degree from École Polytechnique in Paris, France in 1987 and from ENSAE ParisTech in 1989, and his Ph.D. in Economics from the Massachusetts Institute of Technology.