Lawyer, Ph. D. in Political Economy at the University of Amiens Picardie, DSU (Master’s Degree) in Sociology of Law at the University of Paris II, and DEA (Master’s Degree) in Social Economy of Development at the University of Paris I (IEDES). Currently, Director of Dejusticia, member of the UN Committe on Economic, Social, and Cultural Rights, and professor of Constitutional Law, Human Rights, and Theory of the State at the Universidad Nacional, in Bogotá. Director of the Master’s Program in Law at the Universidad Nacional. Author of numerous articles on human rights, constitutional law, tensions between law and economics, drug trafficking, and the courts.