Scientific Advisory Board
In addition to Biothera’s internal team of chemists, biologists and immunologists, we work with researchers at leading universities and government institutions around the world. Biothera also receives guidance from its Board of Scientific Advisors, which is composed of medical doctors, naturopathic physicians and researchers who are leaders in their fields.
Paul Clayton, Ph.D.
Dr. Clayton is Chair of the Forum on Food and Health at Royal Society of Medicine (UK) and former advisor on Committee on the Safety of Medicines. He is a frequent lecturer and the author of numerous books on healthcare and medicine.
Michael T. Murray, N.D.
Dr. Murray is widely regarded as one of the world’s leading authorities on natural medicine and the author of over 30 books on health and nutrition. He is a graduate, former faculty member, and serves on the Board of Regents of Bastyr University in Seattle, Washington.
Major General (ret) John Parker, M.D.
Dr. Parker is a former Assistant Surgeon General of the U.S. Army, Commanding General of largest Department of Defense Medical Research Activity, and current Senior Vice President and Chief Medical Officer of Science Applications International Corporation (SAIC).
William Sears, M.D.
Dr. Sears is one of America’s most renowned pediatricians, is the author of over 40 books on childcare and Associate Clinical Professor of Pediatrics at the University of California, Irvine School of Medicine.
Additional Scientific Experts

Roger Clemens, DrPH
Dr. Clemens is Associate Director of the Regulatory Science program and adjunct Professor of Pharmacology and Pharmaceutical Sciences within the USC School of Pharmacy, and is the Scientific Advisor for Horn. He is an appointed member of the USDA 2010 Dietary Guidelines Advisory Committee with primary responsibilities in food safety, and dietary lipids and health.






