Raymond Francis, MSc, is an internationally recognized leader in the field of optimal health maintenance. A life-threatening medical condition led him, a chemist and graduate of MIT, to formulate a revolutionary theory of health and disease, which restored him--and thousands of others--to health. He is president of Beyond Health International, a supplier of high-quality health-supporting products, and the international chairman of the Project to End Disease. He resides in Coral Springs, Florida.