Ernesto F. Viglizzo is Environmental Advisor at Grupo de países productores del sur (GPS); Senior Researcher at CONICET (Argentina); Agronomist, MSc, PhD (Catholic University of Louvain, Belgium). Ernesto carries out teaching and research activities at Univ. Nac. La Pampa, Mar del Plata, and Austral. He is scientific consultant and lead author in global and regional projects of international organisations, including Intergovernmental Panel on Climate Change (IPCC), Millennium Ecosystem Assessment (MEA), International Assessment of Agricultural Science and Technology for Development (IAASTD Global), International Resource Panel (IRP), International Cooperation Program for the Southern Cone (PROCISUR), GEO 5, IPBES, and TEEB. Ernesto is a multiple award-winner and author of many papers, books and articles in national and international scientific publications.