Assistant Professor at the University of Siena where he teaches Environmental Economics. He received a M.Sc. in Economics at University College London (1996) and a Ph.D. in Economics at the European University Institute (2001). He worked at the International Monetary Fund, Washington (1998), at the Fondazione ENI Enrico Mattei, Milan (1999) and as Assistant Professor at the University of Pescara (2004-2008). He has published two books (“La sostenibilità dello sviluppo globale”, Carocci 2005, and “Global Sustainability” Palgrave-Macmillan, 2008, with Alessandro Vercelli) and articles in edited books and peer-reviewed international journals including Ecological Economics, Ecological Modelling, Ecological Indicators, Economic Modelling, Journal of Economic Surveys, Journal of Evolutionary Economics, Journal of Socio-Economics, Research Policy. In 2012 he was invited at the United Nations at the High-Level Meeting on “Happiness and Wellbeing: Defining A New Economic Paradigm” and at the IV World EcoSummit (Columbus, Ohio). He is currently Codirector of the research group R4S (Regulation for Sustainability), Scientific Coordinator of the research unit of the University of Siena for the PRIN project on Climate change in the Mediterranean area and member of the Board of Directors of the University of Siena for the United Nations MED Solutions, the regional hub for the Mediterranean of the Sustainable Development Solutions Network (SDSN) directed by Jeffrey Sachs. He is also member of several European projects (Transworld, Cecilia, Fessud). In February 2015 he has been elected President of the Italian Association of Environmental and Resource Economists (IAERE). His main research areas are globalisation and sustainable development, economic growth and well-being, European environmental policies, emission trading, dynamic environmental models, game theoretical models.