Rafael Di Tella is Professor Joseph C. Wilson at the Harvard Business School, where he teaches macroeconomics in business, government and in the area of international economics. His research is linked to political economy, with a focus on institutional development, the structure of the welfare state and fiscal policies, in general terms. In particular, he has studied how we can control political corruption and common crime in a variety of contexts. Another line of research studies happiness measurements and how they can inform public policies on issues ranging from the incidence of inequality to the inflation-employment tradeoff. His current research studies the role of media in corrupt environments, how beliefs shape economic organization and, more generally, why capitalism does not flow to poor countries. His work has been published mainly in academic journals, including the Journal of Political Economy, the American Economic Review and the Review of Economic Studies.