Gerald (Jerry) Nelson is a Senior Research Fellow at the International Food Policy Research Institute (IFPRI). He is an agricultural economist with over 30 years of professional and research experience in the areas of agriculture, policy analysis, land use and climate change. As co-leader of IFPRI’s global change program, he is responsible for developing IFPRI’s research in climate change modeling and spatially explicit assessments of potential adaptation and mitigation programs and policies. His previous professional activities includes leading the drivers of ecosystem services efforts of the Millennium Ecosystem Assessment, undertaking research that combines biophysical and socioeconomic data in quantitative, spatially-explicit modeling of the determinants of land use change, and understanding the effects of agricultural, trade and macroeconomic policies on agriculture and land use. Before joining IFPRI, Dr. Nelson was a professor in the Department of Agricultural and Consumer Economics, University of Illinois, Urbana-Champaign (1985-2008) and an Agricultural Development Council specialist at the University of the Philippines, Los Baños. He received his PhD from Stanford University in 1982.