Wilson G. Pond, PhD, is a visiting professor at Cornell University, Ithaca, New York, USA, and a Fellow of the American Society of Animal Science, American Association for the Advancement of Science, and the American Society of Nutritional Science. Fuller W. Bazer, PhD, is Regents Fellow, Distinguished Professor, and O.D. Butler Chair in the Department of Animal Science at Texas A&M University, College Station, USA, and WCU Professor in Biomodulation in the Department of Agricultural Biotechnology at Seoul National University, Republic of Korea. Bernard E. Rollin, PhD, is University Distinguished Professor, Professor of Philosophy, Professor of Animal Science, Professor of Biomedical Sciences, and University Bioethicist at Colorado State University, Fort Collins, USA.