Dr. Hugo De Clerck
Dr. Hugo De Clerck was formerly Professor and Chairperson at the Department of Orthodontics at the Universite Catholique de Louvain from 1989 to 2006. Currently he is an Adjunct Professor at the University of North Carolina at Chapel Hill and maintains a private practice in Brussels, Belgium. His research interests are in skeletal anchorage, biomechanics and orthopedics
Dr. Dan Grauer
Dan Grauer DDS PhD maintains a private practice in Santa Monica, California. He specializes in computer-guided orthodontics where invisibles customized appliances are fabricated based on the face, occlusion and smile. He is a Professor of Advanced Orthodontics at the University of Southern California and an Associate Editor for the American Journal of Orthodontics
Dr. Robert Relle
Dr. Dirk Wiechmann
Dr. Dirk Wiechmann is the scientific director of the MSc program in Lingual Orthodontics at the Hannover Medical School in Germany. He is the inventor of WIN system of lingual orthodontics. He maintains an outstanding private practice in Bad Essen, Germany. He has authored and presented numerous publications and lectures.
Dr. Bjorn Zachrisson
Bjorn U. Zachrisson is a Professor Emeritus in the department of Orthodontics at the University of Oslo. He has a private orthodontic practice in Oslo, and has published more than 275 clinical and scientific articles in international journals and textbooks in orthodontics, periodontics, traumatology and general dentistry.
Dr. William Proffit
Dr. William Proffit is the Kenan Professor of Orthodontics at the University of North Carolina. His textbooks Contempory Orthodontics and Contemporary Treatment of Dentofacial Deformity qualify him as one of the most widely read orthodontic authors.