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.

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

Dr Christian Köhler, MD – an expert in esthetic surgery, non-surgical techniques, and esthetic laser treatments – has, for more than 10 years, headed up the Prevention Center in Zürich, Zug and Schaan, Switzerland. He has more than 18 years of experience in general, vascular, reconstructive, and plastic surgery and to date has performed more than 50,000 nonsurgical treatments with botulinum toxin and fillers.

Following his physiotherapy certification, Dr. Kolster studied human biology and human medicine in Marburg. He has undertaken further clinical studies in physical medicine and other disciplines, with a special focus on the presentation and application of reflex-therapeutic procedures. Dr. Kolster is the author and editor of scientific textbooks in the fields of medicine, physiotherapy, naturopathic medicine, and physical medicine.