Dr. Rangan has been a medical researcher and entrepreneur for over thirty-plus years. He earned two master’s degrees (organic chemistry and biochemistry) from the University of Poona, India, and obtained a Ph.D. in Bioorganic Chemistry from Temple University, Philadelphia. He received further academic training at the University of Pennsylvania, Hahnemann Medical College, Philadelphia, and Johns Hopkins Medical Institutions, Baltimore. His postdoctoral work and subsequent academic efforts were focused on the disciplines of reproductive, radiation, and nuclear medicine. Dr. Rangan was a former member of the Board of Directors of the International Probiotics Association (IPA) and the Scientific Visitors Board of the School of Science and Technology at Temple University, Philadelphia.