Dr. David Clark founded the Academy of Microscope Enhanced Dentistry and is a course director at the Newport Coast Oral Facial Institute.He lectured for Clinical Research Associates in the “Update Series”.He authored the first comprehensive guide to enamel and dentinal cracks based on 16 power magnification, and numerous articles relating to minimally invasive dentistry, biomimetic endodontic shaping, diastema closure, and advanced magnification. He helped pioneer the concept of Biomimetic Micro-Endodontics. He serves as an opinion leader for restorative dentistry and endodontics.He introduced the “Clark Class II” for posterior composites. Dr. Clark developed the Bioclear Matrix System.