Dr Viviano obtained his credentials from the University of Toronto in 1983. His clinic is limited to managing sleep-disordered breathing and bruxism. He is a Credentialed Diplomate of the American Board of Dental Sleep Medicine, has lectured internationally, conducted original research, authored original articles on the management of sleep-disordered breathing and is an invited lecturer for Loma Linda University and University of Toronto Faculty of Dentistry. His clinic was the first Canadian facility accredited by the American Academy of Dental Sleep Medicine and he is Clinical Director of the Sleep Disorders Dentistry Research and Learning Centre.