American Academy of Periodontology
The American Academy of Periodontology (AAP) is the non-profit membership association for periodontists—dental professionals specializing in the prevention, diagnosis, and treatment of diseases affecting the gums and supporting structures of the teeth and in the placement and maintenance of dental implants. Founded in 1914 by two women, Drs. Gillette Hayden and Grace Rogers Spalding, the AAP currently has 8,400 members including periodontists and general dentists from all 50 states and around the world. The AAP also publishes the Journal of Periodontology, a monthly scholarly journal.