An expert in economic analysis of law and commercial law, Francisco Marcos has enjoyed an intensive career in research and teaching in prestigious universities such as Harvard, Georgetown, California (Berkeley) and Bologna. In October 2006 he was appointed General Director of Competition Policy at the Regional Antitrust Authority, stepping down from that position on September 2009. Professor Marcos teaches law at Instituto de Empresa, having studied as a Fulbright scholar (1994-1995) and having enjoyed a scholarship for the Real Colegio de San Clemente de los Españoles (1997-1998). His latest research hinges on the field of competition law, corporate law and securities regulation. He has also given classes at the Universidad Autónoma de Madrid, Universidad de Cantabria, Universidad Carlos III (Madrid), Pompeu Fabra (Barcelona), Europea de Madrid and Antonio Nebrija (Madrid). “In my PhD thesis I analysed contractual tools used by foreign firms entering the US stock market, researching the transnational problems that exist in the different stock exchanges, which has hardly been studied at all from a legal perspective”. He received the Avvocato Mario Jacchia Award from Bologna University for the best doctoral thesis in commercial law. His thesis has been published by Thomson-Civitas in 2008 with the title Los “Depositary receipts”. La negociación cruzada de valores en los mercados extranjeros. He is member of the Editorial Board of the European Business Organization Law Review (TMC Asser Press) and of European Company Law (Kluwer Law International), and has worked with internationally renowned experts like Stefan Riesenfeld, professor at Boalt Hall School of Law (UC Berkeley), Angel Rojo, chair holder at Universidad Autónoma de Madrid; and Renzo Costi, chair holder at Bologna University. Professor Marcos holds a law degree from Universidad de Oviedo, a master of laws form the University of California in Berkeley, and a doctorate from the Real Colegio de España in Bologna. He worked as a lawyer in LANDWELL, an currently he does as a consultant in ECONLAW STRATEGIC CONSULTING, advising governments, companies and firms on different matters in the area of market regulation and antitrust law.