1. Agricultural Research Service, US Department of Agriculture, Beltsville, MD
2. National Geographic Society, Washington, DC
3. Economic Research Service, US Department of Agriculture, Beltsville, MD
4. Department of Agricultural and Consumer Economics, University of Illinois, Urbana-Champaign, IL
5. Vegetable Seeds Division, Monsanto Company, St. Louis, MO
6. Real Whirlwind, LLC St. Louis, MO