SHERRY A. ROGERS, M.D., is an internationally recognized expert in environmental medicine. Board-certified in Environmental Medicine as well as in Family Practice, she is a Fellow of the American College of Allergy, Asthma and Immunology and a Fellow of the American College of Nutrition. She is the author of over 17 books on healing and continues a 31-year monthly newsletter as well as a phone consultation service. She has published over 22 scientific papers, written for many periodicals and health magazines, and given over a hundred lectures to physicians in six countries. Her focus is finding the cause and cure of diseases, preferably with limited pharmaceutical use.