Massimo D'Antoni (b. 1966) graduated in Economics with distinction from “L. Bocconi” University, Milan, in 1991, and obtained a Ph.D. in Economics from the University of Siena in 1995. He has held a position at the University of Siena since 1997, serving as Associate Professor since 2001. From 2013 to 2014 he was on academic leave after being appointed to serve at the Italian Ministry of Economy and Finance. His main research interests are in the field of public economics and law and economics. More specifically, he has worked on market failures and regulation, the welfare state as an insurance mechanism, equity and efficiency of public intervention, the theory of optimal taxation, the economic analysis of law enforcement and optimal sanctioning, the economics of property rights and innovation. He has published in a number of scientific journal, such as Fiscal Studies, American Law and Economics Review, International Tax and Public Finance, Structural Change and Economic Dynamics, Journal of Economics and Management Strategy, Review of Political Economy, International Law and Economics Review, and Economics Letters. He has participated in a number of research projects commissioned by private and public entities, among them the European Commission (DG TAXUD and DG EMPL). In 2001 he published (with Guido Cervigni) a textbook on the economics of monopoly regulation, widely used in Italian master courses. He has recently published (with Giampaolo Arachi) a textbook of public economics with the Italian publisher Il Mulino. He has been visiting professors in the universities of Nancy (France), Tel-Aviv (Israel) and Toronto (Canada).