Dr. Maria MacDonald , of Scarsdale, New York, has been in pediatric dentistry and orthodontics since 1985. Certified by Tufts University School of Dental Medicine and Boston University School of Graduate Dentistry, she has served in private practice and public health capacities and has taught, researched, and published in affiliation with several hospital and university schools of dental medicine. She currently has two New York area offices and works with the Westchester County Health Department. Dr. MacDondald is the parent of a current School student.