1. Daniel F. and Ada L. Rice Conservation Biology and Research Center, Chicago Zoological Society, Brookfield, IL
2. Department of Animal Science, North Carolina State University, Raleigh, NC 27695
3. Department of Human Nutrition and Dietetics, University of Illinois at Chicago, Chicago, IL 60612
4. Northwestern University, Evanston, IL and Children's Memorial Hospital, Chicago, IL 60614
5. Purina Mills Incorporated, St. Louis, MO 63144
6. Loyola University Medical Center, Maywood, IL 60153
7. Fort Worth Zoo, Fort Worth, TX 76110