Alex Touchstone D.D.S. has 20+ years of clinical experience integrating concepts of adhesion dentistry, CEREC CAD/CAM and other technologies into his practice. Until recently, he was the Clinical Advisor for the Sirona Dental Academy as well as the curriculum developer and trainer for the Galileos 3D Cone Beam Imaging System. As a consultant for Sirona, Ivoclar, Vident, Voco and others, Alex helps to develop and test new software, systems and materials. Dr. Touchstone is an Adjunct Assistant Professor at Tufts University School of Dental Medicine in the Postgraduate Prosthodontics Division. He holds several patents related to color control and he is the inventor of the EasyMatch Shade Advisor system. In addition to lecturing worldwide, he maintains a private practice in Mississippi.