Dr. Hardy Limeback’s Critique of Johnny Johnson’s Windsor Slides  Dr. Hardy Limeback, BSc, PhD (Biochemistry), DDS: Former Head, Preventative Dentistry, University of Toronto (18 years) Former President, Canadian Association for Dental Research Author & editor of a textbook in preventive dentistry (Comprehensive Preventive Dentistry – Wiley-Blackwell, June 2012) Chosen to serve on the National Academy … Continue reading Dr. Hardy Limeback Critique of Johnny Johnson’s Windsor Slides