Political Science, Universidad de los Andes. Master in Legal Institutions, Univedrsity of Wisconsin. Professor and researcher in Political Science Department 1976-2009, Founder and Director of Congreso Visible, a watchdog organisation of Congress and Congress persons (1998-2009). Executive Director Transparencia por Colombia (TI Colombia) (2009-) and Board member Transparency Intertnational (2011-). Author of numerous books and articles and permanet columnist of El Espectador, Colombia's second most red daily newspaper.