Andrew W. Saul, Ph.D., is the author of Doctor Yourself and Fire Your Doctor! With Dr. Abram Hoffer, he co-wrote Orthomolecular Medicine for Everyone and The Vitamin Cure for Alcoholism. He is also coauthor of Vitamin C: The Real Story, I Have Cancer: What Should I Do?, Hospitals and Health, and The Vitamin Cure for Children's Health Problems (all available from Basic Health). He has published over 100 reviews and editorials and his non-commercial, natural-healing website is DoctorYourself.com.
Harold D. Foster, Ph.D., worked as a geomorphologist, professor of medical geography, and consultant to the U.N. in disaster planning. He authored or edited over 300 publications, which focused on reducing disaster losses or identifying the causes of chronic degenerative and infectious diseases. He died in 2009.