Dr. Sandra Tai received her graduate training in Orthodontics at the University of Minnesota. She is a Clinical Assistant Professor in Orthodontics at the University of British Columbia and currently practicing in Vancouver, Canada. Dr Sandra Tai has been an Invisalign certified orthodontist since 2000 and has treated over 2,000 cases with Invisalign clear aligners. Dr Tai is a member of the Editorial Board of the Journal of Aligner Orthodontics and the author of the textbook “Clear Aligner Technique”. She is one of the pioneer testing doctors on the Invisalign with Mandibular Advancement appliance and is involved in several research projects on clear aligners.