A dentist, author, lecturer, and instructor, Susan McMahon, DMD, AAACD, FAGD, is an expert in the field of cosmetic dentistry, dental care, dental services and teeth whitening. Dr McMahon is a past clinical instructor in Prosthodontics and Operative Dentistry at her alma mater, the University of Pittsburgh School of Dental Medicine. She lectures on cosmetic dentistry, minimal prep dentistry, dental technology, dental service, and teeth whitening around the world.