He is one of the founding fellows of the Institute for Science in Medicine, a former President and Chairperson of the National Council Against Health Fraud, and a member of the Health Fraud Advisory Council. He is also a member of the American Council on Science and Health, and the Dental Consultant to Quackwatch.org. John has written about alternative therapies and myths about dentistry for Skeptical Inquirer magazine and many other publications. He is the author of the books The Whole Tooth and…