 He has contributed to international newspapers such as Proceso, La Jornada, El Universal, Reforma of Mexico, The New York Times, Los Angeles Times, Chicago Tribune, San Francisco Chronicle, Houston Chronicle, San Diego Union-Tribune in the United States and The Guardian in the United Kingdom on the topics of corruption control, elections, transparency, accountability, autonomous institutions and citizen participation.He has also published research results in World Development, Administrative Law Review, Boletín Mexicano de Derecho Comparado, Mexican Law Review, Gestión y Política Pública, Perfiles Latinoamericanos.He has also served as a senior consultant for the World Bank as well as a consultant for the United States Agency for International Development, Organisation for Economic Co-operation and Development, PNUD, Global Integrity, Open Society Institute, International Budget Partnership, Secretary of the Public Function, United Nations Development Programme, Supreme Court of Justice of the Nation, the Chamber of Deputies and for the Head of Government of the Federal District.