Faleh Tamimi Marino, BDS, PhD, is Associate Professor (Tenured), Faculty of Dentistry, Division of Restorative Dentistry, McGill University, Montreal, Quebec, Canada. Dr. Tamimi’s clinical work has focused especially on removable prosthodontics and implant prosthodontics. He has a wide range of research interests that include biomaterials, translational research, restorative dentistry, dental implantology, bone regeneration, biomechanics, and bioceramics. He has been principal investigator for a series of very productive multidisciplinary projects involving clinicians and basic scientists from a wide range of backgrounds. Dr. Tamimi is an executive member of two of the most influential and important dental research organizations in Canada, the Network for Oral and Bone Health Research (RSBO) and the Canadian Dental Research Association (CADR). He has acted as a reviewer for numerous journals and has to date published 80 articles in peer-reviewed journals. Hiroshi Hirayama, DDS, DMD, MS, is Clinical Professor and Director of the Postdoctorate Prosthodontics program at Boston University Henry M. Goldman School of Dental Medicine, Boston, Mass., USA. Prior to taking up this post in 2016, he was a Professor at Tufts University School of Dental Medicine, where his responsibilities included Director of the Graduate and Postgraduate Prosthodontics program and the Advanced Dental Technology and Research program. Dr. Hirayama is a Fellow of the Academy of Prosthodontics, the American College of Prosthodontists, and the American Academy of Dental Science. He has served on numerous professional committees and has received various honors and awards, including the 2016 Garver-Staffanou Prosthodontic Program Director's Award for Excellence from the American Academy of Fixed Prosthodontics. He is the author of more than 100 publications in peer-reviewed journals.