Dr. Avishai Sadan is Dean and the G. Donald and Marian James Montgomery Professor of Dentistry at the Herman Ostrow School of Dentistry University of Southern California (USC) in Los Angeles, CA. Dr. Sadan is the former editor-in-chief of Quintessence International and the former editor-in-chief of Quintessence of Dental Technology (QDT). He has served on the editorial boards of other journals, and has lectured and published nationally and internationally on biomaterials and esthetic and implant dentistry. Dr. Sadan is a graduate of Hebrew University Hadassah School of Dental Medicine in Jerusalem, Israel where he has also completed an internship in maxillofacial prosthodontics and oral medicine. He received his training in prosthodontics from the Louisiana State University (LSU) School of Dentistry and has also completed a fellowship in prosthodontics emphasizing esthetic and implant dentistry at LSU. A member of several professional organizations including the American College of Prosthodontists, the Academy of Osseointegration, the American College of Dentists, Omicron Kappa Upsilon National Dental Honor Society, Alpha Omega, and other organizations, Dr. Sadan maintains an intramural practice limited to fixed and implant prosthodontics.

Dr. Duarte is Associate Professor, Division of Restorative Sciences, Ostrow School of Dentistry of University of Southern California. He is the editor-in-chief of Quintessence of Dental Technology (QDT), and serves on the editorial boards of other journals. He has been involved in teaching cutting edge clinical techniques and technologies related to esthetic and adhesive dentistry. Dr. Duarte has published nationally and internationally on esthetic dentistry and adhesion. His researches focus on bonding to dental structures, composites, and ceramics and he was the director of the Dental Materials Characterization Laboratory, Institute of Advanced Materials at Case Western Reserve University, Cleveland, Ohio. Dr. Duarte’s scientific work has been supported by governmental and commercial grants and he serves as a consultant for several manufacturers. Additionally, he has lectured and performed hands-on courses in nationally and internationally on esthetic dentistry and adhesion. Dr. Duarte maintains an intramural practice limited to esthetic dentistry.

Dr. Phark graduated from the Humboldt University Dental School in Berlin Germany, where he received his doctorate degree. He was assistant professor in the Department of Operative, Endodontic, and Preventive Dentistry in the same university and workedin private practice in Berlin, Germany. He was co-director of the Dental Materials Characterization Laboratory, Institute for Advanced Materials at Case Western Reserve University and faculty member in the Department of Comprehensive Care at Case Western Reserve University School of Dental Medicine in Cleveland, Ohio, USA. Currently. Dr. Phark is an assistant professor in the Division of Restorative Sciences at the Herman Ostrow School of Dentistry of University of Southern California, where he is also the Director of the Dental Biomaterials Research Laboratory. He is associate editor of Quintessence of Dental Technology. Dr. Phark has served on the editorial boards of several journals, and has lectured and published nationally and internationally. He is author of several journal articles and book chapters. Dr Phark’s main interest is in the field of biomaterials, especially on ceramics, composites, and bonding to dental structures. Recently, he had won the IADR Arthur Frechette Award in Prosthodontics.