William Morton, VMD, is Director, National Primate Research Center, University of Washington and Director of AIDS Research at the Regional Primate Research Center. His research interest is in retrovirology and he has published extensively on SIV variants and vaccine development. He is a well-known primatologist and has been an officer of the Association of Primate Veterinarians.

Emilie F. Rissman, PhD, is Professor of Biochemistry and Molecular Genetics, University of Virginia Medical School. Her expertise is in neurobiology and the effects of gender on behavior.

Randall J. Nelson, PhD, is Professor of Anatomy and Neurobiology and Executive Director of Animal Welfare and Compliance at The University of Tennessee Health Science Center. His research interests are in the dynamic control of hand movement and the effects of centrally-generated modulatory influences on somatosensory processing in the neocortex.

William S. Stokes, DVM, Dipl. ACLAM, is Director, National Toxicology Program, Interagency Center for the Evaluation of Alternative Toxicological Methods, Environmental Toxicology Program, NIEHS. He is also a captain in the US Public Health Service (USPHS) and Chief Veterinary Officer of the USPHS. His research interests are toxicological methods, including development, validation, and acceptance of new animal models and improved toxicological test systems.