1. Center for American Archaeology Kampsville Illinois USA
2. Pacific Marine Mammal Center Laguna Beach California USA
3. Landscape History Illinois State Museum Springfield Illinois USA
4. Vermont Institute of Natural Sciences Quechee Vermont USA
5. Consulting Veterinary Radiologist Glen Ellen California USA
6. Don Sunquist Center for Excellence in Paleontology, East Tennessee State University Museum of Natural History Gray Tennessee USA
7. Department of Biological Sciences Southern Illinois University Edwardsville Illinois USA