Gary Greenstein, DDS, MS, is a clinical professor in the
Department of Periodontics at Columbia University College of
Dental Medicine in New York. He also maintains a periodontal
practice in Freehold, New Jersey. A board diplomate of American
Academy of Periodontology, Greenstein has authored more than
100 articles on periodontal and implant therapy. He can be reached at firstname.lastname@example.org.