Dr. Joseph Kan completed his specialty training in Prosthodontics as well as the Master degree from the Implant Surgery from Loma Linda University School of Dentistry (LLUSD) in 1997. He is currently a Professor in the Department of Restorative Dentistry and the research coordinator for the Implant Dentistry Program in LLUSD. He also maintains a private practice limited to Prosthodontics and Implant Surgery. In 1997, Dr. Kan was the recipient of the Best Research Award in the 12^th Annual Meeting of the Academy of Osseointegration. He also received the Judson C. Hinckey Scientific Award from the Journal of Prosthetic Dentistry in 2003 and the Robert James Achievement Award in 2005. Dr. Kan is on the Periodontology/Implantology Editorial Board of the Practical Periodontics & Aesthetic Dentistry. He is a member of the American Dental Association, Academy of Osseointegration, American College of Prosthodontists, American Academy of Fixed Prosthodontics and an associate member of the Pacific Coast Society of Prosthodontists. Dr. Kan is one of few clinicians worldwide that had been trained in both the surgical and restorative discipline of implant dentistry. Besides lecturing both nationally and internationally, he has published over 40 articles in reference journals and chapters in textbooks.

His areas of special interest include replacement of missing teeth, bite problems, and aesthetic dentistry.  He is a member of the American Academy of Fixed Prosthodontics and the American Prosthodontic Society and he annually attends their meetings in Chicago.  Recently he became a faculty member of Spear Education, the leading educational institute in the U.S. Since 2008 Kostas has been teaching undergraduate and postgraduate dental students at King’s College (Guy’s Hospital). This involves giving weekly seminars, clinical demonstrations and supervision of patient treatment.  He currently teaches training specialists in Prosthodontics. He is married to Arzu and they have one son, Alexis. In his spare time he enjoys traveling and sports such as football and running

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.

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.

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.

Dr. Purnima Kumar is the William and Mary K. Najjar Endowed professor of Dentistry and Chair of the Department of Periodontology and Oral Medicine at the University of Michigan School of Dentistry.  She received her dental degree from Annamalai University and MS in Periodontology from Dr. MGR Medical University in India.  She later received her Certificate in Periodontology and Doctor of Philosophy in Molecular Microbiology from The Ohio State University.  Dr. Kumar previously served as professor of periodontology and chair of the oral biology PhD program at The Ohio State University College of Dentistry and James Cancer Center.  

Dr. Kumar is the Principal Investigator of Oral Microbial Ecology Laboratory at the University of Michigan that has been continuously funded through the NIH for over 15 years. She also collaborates extensively with the oral healthcare industry to develop therapeutics for microbial modulation. 

She is a Fellow of the Executive Leadership in Academic Medicine (ELAM) program, the American Association of Dental, Oral and Craniofacial Research and the American and International College of Dentists.  She has authored over 100 papers and book chapters and serves as the Co-Editor of Clinical Advances in Periodontics, and Associate Editor of the Journal of Periodontology, Periodontology 2000, Nature Scientific Reports and Microbiome. She is an active clinician, teacher, researcher and administrator, has mentored several pre-dental, dental, master’s, doctoral and post-doctoral students and junior faculty colleagues and has served on several grant review panels for the NIH. She serves as the Chair of the Continuing Education Oversight Committee for the AAP and is a member of the AAP’s Taskforce for Future Science. She is a member of the Council of Scientific Affairs of the ADA and is their official spokesperson on e-cigarettes and vaping. Dr. Kumar has served on various committees of IADR and is presently the Vice-President of the Periodontal Research Group. She also serves on several task forces for women in science, women in surgery and women in STEM, and volunteers for groups that empower women locally and nationally.

She is a Diplomate of the American Board of Periodontology and actively participates in patient care limited to periodontics and implant surgery.