1. International Life Sciences Institute Research Foundation, Center for Integrated Modeling of Sustainable Agriculture & Nutrition Security (CIMSANS), 1156 15th St NW, Suite 200, Washington, DC 20005, USA
2. Environmental Resources Management (ERM), 33 St. Mary Axe, London, EC3A 8AA, UK
3. Biological and Agricultural Engineering, College of Engineering, University of Arkansas, 233 Engineering Hall, Fayetteville, AR 72701, USA
4. Department of Agricultural and Resource Economics, University of California, 207 Giannini Hall, Berkeley, CA 94720, USA
5. Monsanto Company, 800 N. Lindbergh Blvd, St. Louis, MO 63167, USA
6. The Context Network, 4401 Westtown Parkway, Suite 214, West Des Moines, IA 50266, USA