Dr. med. Hans P. Ogal Facharzt für Anästhesiologie, Leiter der Schmerzambulanz an der Aeskulap-Klinik Dr. Brandner, Zentrum für Ärztliche Ganzheitsmedizin, in Brunnen am Vierwaldstättersee/Schweiz, Dozent der Deutschen Ärztegesellschaft für Akupunktur (DÄGfA) und weiterer Fachorganisationen.

Group Director, General Clinic
Academic Administrator, Division of Restorative Dentistry
School of Dentistry
University of California, Los Angeles

Miguel A. Ortiz, DMD, has become recognized around the world for his proficiency in dental photography and cinematography. Recognizing a need for dental photography training in the US, he created MaoPhotographs, a dental photography curriculum that has since expanded internationally. Through these courses, he brings awareness to evidence-based dentistry, attention to detail, and craftsmanship. He is the author of Lit: The Simple Protocol for Dental Photography in the Age of Social Media (Quintessence Publishing, 2019). Dr Ortiz lectures nationally and internationally on prosthodontics and dental photography and is a full-time prosthodontist on the dental team of Brookline Dental Center in Boston.

Juan Carlos Ortiz Hugues, DDS, is a certified ergonomics assessment specialist who lectures and provides trainings on advanced dental ergonomics, mainly related to dental microscopy. He serves as the vice president of the Academy of Microscope Enhanced Dentistry (AMED) and maintains a private practice limited to endodontics in David, Panama. He wrote his book to encourage dental professionals to adopt better practices so they can live and work pain-free.

Prof. Özcan has authored more than 500 scientific and clinical articles in peer-reviewed journals, is a well-sought lecturer, receiver of several international awards and has held numerous continuing education courses in Europe. She serves also for the editorial boards of several scientific journals. Her clinical expertise is on reconstructive dentistry and her scientific work focuses on translational research. She has Honorary Professorship positions at various universities some of which are São Paulo State University (Brazil), University of Florida (USA) and University of Hong Kong (China). She is EPA-Recognized Specialist in Prosthodontics, Honorary Secretary of the European Prosthodontic Association (EPA), Past-President of the International Association of Dental Research (IADR) / Dental Materials Group (DMG), Fellow of Academy of Dental Materials (FADM), Fellow of International College of Dentistry (FICD) and Fellow in Dental Surgery of the Royal College of Physicians and Surgeons of Glasgow, FDS RCPS (Glasgow). In 2018, she received "Dr. honoris causa" title from Romania. She is the recipient of the "2018 IADR Distinguished Scientist Wilmer Souder Award".