John D.B. Featherstone, PhD, is dean of the School of Dentistry at the University of California, San Francisco (UCSF) and a distinguished professor of preventive and restorative dental sciences. His research includes cariology and laser effects on dental hard tissues, with emphasis on caries prevention and early caries removal. He is active in promoting the Caries Management by Risk Assessment (CAMBRA) model on an international scale. Featherstone has received numerous national and international awards, including the Norton Ross Award for excellence in clinical research from the American Dental Association (ADA). He is an honorary fellow of the American College of Dentists and the Pierre Fouchard Society, and an honorary lifetime member of the ADA and Academy of Laser Dentistry. He has published more than 290 papers and book chapters.