Irena Sailer, Prof Dr med dent, is chair of the Division of Fixed Prosthodontics and Biomaterials at the University of Geneva and adjunct associate professor in the Department of Preventive and Restorative Sciences at the University of Pennsylvania School of Dental Medicine. In 2019, she received an Honorary Skou Professorship of digital dental technologies, fixed and implant prosthodontics, and biomaterials at Aarhus University, Denmark. Dr Sailer is editor-in-chief of The International Journal of Prosthodontics and coauthor of over 150 peer-reviewed publications as well as the books Fixed Restorations: A Clinical Guide to the Selection of Materials and Fabrication Technology (Quintessence, 2021) and Color in Dentistry (2017). She holds several patents on esthetic coatings of dental/medical devices and a digital dental splint.

Vincent Fehmer, MDT, received his dental technical education and degree in Stuttgart, Germany, before completing fellowships in Great Britain and the United States in Oral Design–certified dental technical laboratories. After working several years in such a laboratory in Berlin, he received his MDT degree and became the chief dental technician at the Clinic for Fixed and Removable Prosthodontics in Zurich, Switzerland. Since 2015, he has been a dental technician at the Clinic for Fixed Prosthodontics and Biomaterials in Geneva, Switzerland. He also runs his own laboratory in Lausanne. Mr Fehmer is a Fellow of the International Team for Implantology, an active member of the European Academy of Esthetic Dentistry (EAED), and a member of the Oral Design group as well as the European Association of Dental Technology (EADT) and the German Society of Esthetic Dentistry (DGÄZ). He is a sought-after international speaker and has received many honors for his work, including the Kenneth Rudd Award from the American Prosthodontic Society. He has published more than 50 articles in peer-reviewed journals within the field of fixed prosthodontics and digital dental technology, contributed to many books, and recently coauthored the book Fixed Restorations: A Clinical Guide to the Selection of Materials and Fabrication Technology with Irena Sailer and Bjarni Pjetursson. Mr Fehmer also serves as Editor-in-Chief for the International Journal of Esthetic Dentistry, Section Editor for the International Journal of Prosthodontics, and co-chair for the 26th International Symposium on Ceramics (June 2023).

Prof Dr Bjarni Pjetursson received his DDS from the University of Iceland in 1990. From 1990 to 2000 he worked as a general dentist in his private clinic in Iceland. In 2000 he started his postgraduate training in Periodontology and Implant Dentistry at the University of Bern, Switzerland. He received his specialist certificate (EFP & SSP) and Masters of Advanced Studies in Periodontology and Doctorate in Dentistry from the Faculty of Medicine, University of Bern. From 2003 to 2005 he did his postgraduate training in Prosthodontics at the University of Bern. From 2005 he was Assistant Professor and Senior Lecturer at the Department of Periodontology and Fixed Prosthodontics, University of Bern, and from 2009 to 2014 the Dean of the Faculty of Odontology, University of Iceland. Presently he is a Professor and Chairman of the Department of Reconstructive Dentistry, University of Iceland, and a Titular Professor at the Division of Fixed Prosthodontics and Biomaterials at the University of Geneva, Switzerland. Prof Dr Pjetursson is a board member of EAO, an ITI Fellow, Associate Editor of the International Journal of Prosthodontics, and member of the editorial board of Clinical Oral Implants Research. He has published extensively in and given over 700 lectures in 50 countries around the world. His research interests are clinical studies in implant dentistry and evidenced-based evaluation of different treatment modalities in implant and prosthetic dentistry.