1. Department of Anthropology University of Toronto Scarborough Toronto Ontario Canada
2. School of GeoSciences, University of Edinburgh, Grant Institute Edinburgh, Scotland UK
3. Flinders University, College of Science and Engineering Bedford Park South Australia Australia
4. Richard Gilder Graduate School Department of Mammalogy, and Division of Paleontology, American Museum of Natural History New York New York USA
5. Department of Biology University of Washington Seattle Washington USA
6. Department of Integrative Biology The University of Texas at Austin Austin Texas USA