Doctor in dental surgery
Certificate in endodontics, University of Washington, USA
Master of science in dentistry, University of Washington, USA
Adjunct assistant Professor, University of Pennsylvania, USA

Dr. Bertrand Khayat received his DDS degree at the University of Paris. He obtained his Certificate in Endodontics and his Masters of Science at the University of Washington in 1988. A pioneer in the use of the microscope in Endodontics, he also designed several surgical instruments including ultrasonic tips for surgical retropreparation. In addition to his extensive experience and expertise in Endodontic Surgery, he lectures internationally while maintaining his private practice in Conventional and Surgical Endodontics in Paris.

Sandra Tai, BDS, MS, has been an Invisalign certified orthodontist since 2000 and is currently an Invisalign Top 1% Diamond Provider who has treated over 1,500 cases with Invisalign. As an editorial board member for the Journal of Aligner Orthodontics and a member of Align Tech Faculty in North America, she is involved in several clinical research projects and FDA clinical trials with clear aligners. Dr Tai is currently a clinical assistant professor in orthodontics as well as the coordinator for the Invisalign program at the University of British Columbia in Vancouver. She also maintains a busy international lecture schedule, speaking to orthodontists all over the world about clear aligners and their potential. Dr Tai is a Fellow of the College of Dental Surgeons of British Columbia, a Fellow of the Royal College of Dentists Canada, as well as a member of several professional organizations. She is also the founding member and past president of the Orthodontics Ties Seminars Study Club in Vancouver and the Vancouver Invisalign Study Club, where she mentors and trains dentists in the Invisalign system. Dr Tai is the author of the bestselling book Clear Aligner Technique, which has been translated into 10 languages. 

Prof. Dr. Fouad Khoury received his dental education at the Saint Joseph University in Beirut, Lebanon, and his specialization in Oral Surgery at the Universities of Freiburg and Münster, Germany. He was Assistant Professor at the University of Münster, where he completed his PhD and Scientific Habilitation degree. Since 1994, Prof. Khoury has been Full Professor in the Department of Oral and Maxillofacial Surgery of the University of Münster, and Director of the Privatzahnklinik Schloss Schellenstein, Olsberg, Germany. For many years, he has been a visiting professor at several universities, the Chairperson of the Examination Committee for Oral Surgery, and a member of the editorial board of many international journals. Prof. Khoury is currently Chairperson of the Oral and Jaw Surgery Society (AGOKI) of the German Association for Dentistry, Oral and Maxillofacial Medicine (DGZMK), and Associate Editor of the International Journal of Oral Implantology. He has received several awards (eg, the Pioneers in Dentistry award 2016 AUB, and the William R. Laney Award of the American Academy of Osseointegration 2017) and holds many patents. Prof. Khoury is the author and editor of four bestseller textbooks that have been translated into more than 10 languages.

Dr. med. Clemens Kill, Arzt für Anästhesiologie (Zusatzbezeichungen Notfallmedizin, spezielle Intensivmedizin, Schmerztherapie) leitender Notarzt, geschäftsführender ärztlicher Leiter des Zentrums für Notfallmedizin am Universitätsklinikum Gießen und Marburg GmbH, Standort Marburg.

Thomas Kirches, der Gründer und Inhaber von „DentBeratung“, ist seit über 30 Jahren in der Beratung von Zahnärzten tätig. Durch seine langjährige Tätigkeit in leitenden Funktionen verschiedener Dentaldepots hat er unzählige Zahnärzte bei Praxisgründungen, Investitionen und Praxisabgaben beratend begleiten dürfen.

Als geprüfter Sachverständiger für Praxisbewertungen, Medizinprodukteberater und durch diverse Aus-, Fort- und Weiterbildungen verfügt er über ein umfangreiches und vielschichtiges Wissen rund um die Zahnarztpraxis. Er arbeitet unabhängig von Dentaldepots, Banken, Versicherungen und Industrie und veröffentlicht regelmäßig Fachbeiträge in verschiedenen Medien. Zudem veranstaltet er seit vielen Jahren große und ebenfalls unabhängige Praxisgründer- und Praxisabgeber-Seminare im In- und Ausland.
 

Dr. Axel Kirsch has been active in research and clinical practice in oral implantology and peri-implant prosthodontics for more than 35 years. The IMZ implant system was in part based on his contributions. Since 1995 Kirsch and his team have developed, tested, and established the CAMLOG® implant system. His current clinical activities focus on hard- and soft-tissue management and safe implant/prosthodontic treatment concepts, while his scientific attention is directed to basic research in oral implantology. Ever since he began practicing in his own office in 1974, Kirsch has held presentations, taught practical courses, and published numerous clinical and scientific articles. Kirsch visited numerous universities as a guest professor.

Dr Britta Knoll, President of the German Society of Mesotherapy and former student of Michel Pistor, the founder of mesotherapy.