José Alexandre Scheinkman (born January 11, 1948) is a Brazilian economist, currently the Charles and Lynn Zhang Professor of Economics at Columbia University and the Theodore A. Wells '29 Professor of Economics Emeritus at Princeton University. He spent much of his career at the University of Chicago, where he served as department chair immediately prior to his departure for Princeton. He is best known for his work in mathematical economics (particularly dynamic optimization) and finance, oligopoly theory and the social economics of cities and crime; he also helped spur the development of work at the intersection of economics, finance and physics. Scheinkman also famously pioneered the now-ubiquitous application of academic financial theory to practical risk management of fixed incomes du