Antonio Estella is Jean Monnet Professor of European Union Law and Professor of Administrative Law at the Carlos III University of Madrid (Spain). He holds a PhD from the European University Institute (Italy) and a master’s degree on European Community Law from the Université Libre de Bruxelles (Belgium). He also holds a Law Degree from the Universidad Autonoma de Madrid (Spain). He currently collaborates with different progressive think tanks and has been advisor on international and European issues of different Spanish politicians, including, through the IDEAS Foundation, former President Zapatero. He is currently working on the impact of the global economic crisis on the conception of the Rule of Law as credibility.