Full-time "A" Professor and Director of the School of Economics of the Universidad Nacional Autónoma de México (UNAM). Economist from UNAM, with a Master's degree in Public Policy and Public Administration from the Instituto Tecnológico de Estudios Superiores de Monterrey (ITESM), a PhD in History from the Universidad Iberoamericana (UIA) and a PhD in Economics from the Faculty of Economics at UNAM. He has done additional postgraduate studies in Chile and France on Economics and Public Policy. His academic and professional career has developed in the areas of Environmental Economics and Environmental Policies, both in Mexican universities and in the federal and local governments of Mexico City. In 2006 he was Secretary of Environment of the Government of Mexico City. He has published articles, book chapters and books on Environmental Economics, Biodiversity Economics and Environmental Policy in Mexico and Spain. He was the creator and first academic coordinator of the Postgraduate Specialization in Environmental and Ecological Economics at the Faculty of Economics of UNAM and head of the extraordinary professorship in Climate Change, Environment and Sustainable Development at the same institution.