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.

David M. Kim, DDS, DMSc, is an associate professor at the Harvard School of Dental Medicine, where he also serves as division head of periodontology and director of the postgraduate program in periodontology and continuing education. Dr Kim is a past recipient of both Distinguished Junior and Senior Faculty awards from Harvard as well as the Balint Orban Research Award, the Award for Outstanding Teaching and Mentoring in Periodontics, and a Teaching Fellowship from the American Academy of Periodontology. He has published 120 articles and 25 book chapters. Dr Kim is a diplomate of the American Board of Periodontology and Implant Dentistry and maintains a clinical practice in Boston, Massachusetts.

Dr. Kim, a dedicated advocate for lifelong learning in dentistry, holds a B.A. in Biologic Sciences from the University of Chicago and a D.D.S. from the University of Washington. With over two decades of experience, she practices in Seattle and Fife, Washington, specializing in aesthetic smile rejuvenation through advanced composite dentistry. Dr. Kim is an active member of various study clubs, teaches extensively across North America, and has developed innovative dental tools and techniques. Her work, particularly in Injection Overmolded Composite Dentistry, has been widely recognized and published, including a cover article in Dentistry Today. Dr. Kim collaborates closely with other dental specialists to provide comprehensive, patient-centered care.

A gifted academician and clinician, Dr. Kinzer's interdisciplinary approach to dentistry is founded in empirical research and clinical experience. His unique ability to impart complex clinical processes in a logical, systematic and understandable way differentiates him from other dental educators of our time.

Committed to advancing the art and science of restorative dentistry, Dr. Kinzer continues to serve as an affiliate assistant professor in the graduate prosthodontic program at the University of Washington School of Dentistry. He also taught with Dr. Frank Spear at the Seattle Institute for Advanced Dental Education from 1998-2009 prior to joining Spear Resident Faculty.

In addition, Dr. Kinzer has written numerous articles and chapters for many dental publications and serves on the editorial review board for the Journal of Esthetics and Restorative Dentistry. He maintains a private practice in Seattle limited to comprehensive restorative and esthetic dentistry.

Dr. Kinzer received his D.D.S. from the University of Washington in 1995 and an M.S.D. and certificate in prosthodontics in 1998.

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.
 

Dubravka Knezović Zlatarić is Professor of Prosthodontics in the Department of Removable Prosthodontics and Head of Ellective Lectures „Basics of Esthetic Dentistry“ and „Digital clinical communication with the dental laboratory“ at the School of Dental Medicine, University of Zagreb, Croatia, where she gained her clinical certificate in Prosthodontics and completed PhD. As a member of European Prosthetic Association she was awarded three times – for the best presented scientific study, poster presentation and for the young investigators in the fields of Prosthodontics. In 2007, she was the winner of the second place for outstanding poster presentation at the meeting of the International College of Prosthodontists in Fukuoka, Japan. She has been the principle investigator and project manager of several scientific projects financed by Ministry of science and University of Zagreb. Her research and clinical focus is on various esthetic dental treatments with emphasis on minimally invasive procedures restoring teeth to their natural appearance in different color management protocols.

Since 1990 keynote speaker at numerous national and international scientific congresses, teaching for different dental institutes in the fields of periodontics and implantology, different publications concerning periodontics, aesthetics and implantology. He is a board member of different clinical journals, “Implantologie“, “Team work“, etc. In 1999 he specialized in “Implantology” - BDIZ. Since 2007 faculty member of the German Society of Periodontology and Dresden International University (DIU), responsible for master program module: “Decision making in modern periodontal concepts”. Since 2015 Active Member of the EAED (European Academy of Esthetic Dentistry). 2016 Member of Team Europe “America meets Europe”, DGÄZ in cooperation with DGI, AIOP, Seattle Study Club. In 2018 published textbook with Arndt Happe: “Success with implants in the esthetic zone“, Quintessence Berlin.

1993–1998: Study of dentistry at the University of Mainz. 1998–2001: Research associate in the Department of Dental Conservation and Periodontology at the University of Mainz. 2000: Doctorate. 2001–2003: Practice-related studies in business administration at the Business Administration Institute of Prof. Dr. Braunschweig, graduating with a degree in health economics. 2001–2004: Employed dentist at the Center for Dentistry and associate at the Private Institute for Periodontology and Implantology Munich with Dr. W. Bolz, Prof. Dr. H. Wachtel, Prof. Dr. M. Hürzeler and Dr. O. Zuhr. Since 2004: Established in own practice in Mainz with focus on implantology, periodontology, functional diagnostics and restorative dentistry. Since 2015: Joint practice with Dr. Ina Köttgen MSc. specializing in functional diagnostics, periodontology, implantology and restorative dentistry. 2017: Publications in numerous journals on the topics of periodontology, implantology, prophylaxis and esthetics. Multiple lecturing activities on the topics of periodontology, prophylaxis, esthetic dentistry and implantology and implant prosthetics and complex treatment planning. Lecturer of the master course " Master Online Periodontology" of the University of Freiburg. Chairman of the Intensive Continuing Education and Continuum Department of the BZKR. Member of the Representative Assembly of the BZK Rheinhessen. Deputy Chairman of the Representative Assembly of the BZK Rheinhessen. Member of the editorial board of "Der junge Zahnarzt" (Springer Verlag).

Ina Köttgen, Dr med dent, MSc, maintains a joint private practice with Dr Christopher Köttgen in Mainz, Germany, limited to functional diagnostics, periodontology, implantology, and restorative dentistry. She is a member of several professional organizations, including the German Society for Periodontology.

Doctor Stefen Koubi graduated from the University of Marseille, France, in 1998. He has held the position of Associate Professor in the Restorative Department of Marseille University since 2008 and received his PhD in 2011. He maintains a private practice in Marseille and in Paris. His main areas of interest are esthetic rehabilitation for cosmetic or functional reasons (worn dentition). He has been invited to many prestigious esthetic academies to lecture on simple ways to achieve high-quality esthetic dentistry. He is an invited professor in many esthetic postgraduate programs. Dr Koubi received the Gold Molar title from the students of his university (best teacher of the year) in 2012, and the title of Best French Speaker the same year. Since 2012 he has been a member of Style Italiano community in charge of indirect topics. He founded in 2013 L'Institut de la facette, a private training center focused on smile design for worn dentition and cosmetic rehabilitations. He is the author or co-author of many scientific articles and case reports on esthetic dentistry.