In addition to extensive consultant work in environmental and development affairs, Valero has served as Presidential Advisor Expert Commission for the Writing of the New National Constitution for Bogota, Colombia (1990-1991); Deputy Director General of The National Institute of Environment and Natural Resources (1986-1990); Latin American Coordinator for the International Center for Environmental Education of the United Nations Environment Program in Madrid (1977-1981), Chief of Planning/Chief of Rural Development and Resource Protection at The National Institute of Environment and Natural Resources (1973-1975), and Research Associate in Human Resources, Technology, and Higher Education at the Colombian Science Foundation in Bogota (1971-1973).
Valero is also a member of many volunteer political action and community service organizations, and has been professionally affiliated with over a dozen environmental, anthropological, economic and sociological activism associations. He has published scores of books and articles and has been the recipient of numerous awards, including the Outstanding Teaching Award at the University of California at Berkeley (1994), the Chancellorís Dissertation Fellowship at the University of California at Berkeley (1992), a Doctorate Fellowship at UC Berkeley (1982-83), a Fellowship at the Centre díEtudes Industrielles/Interntaional Management Institute in Geneva (1979), and a Technical Overseas Fellowship in the Netherlands (1977).
Valero earned his B.S. in Economics and sociology (transfer from Economics at Universidad National de Colombia) at the Southwest Missouri State University at Springfield, his M.A.T. in Sociology, Latin American Studies, and Educational Psychology from the University of Florida at Gainesville, and his Ph.D. in Latin American Studies, Environmental Studies, Development and Technology, Public Policy, Cultural Geography, and History of Thought at the University of California at Berkeley.