Mark A. Weiskircher, DMD, Col, USAF, DC, is the chief of the Clinical Dentistry Division in the Dental Directorate at the Air Force Medical Operations Agency in San Antonio, Texas. He has been a member of the American Association of Orthodontics since 1999 and is a diplomate of the American Board of Orthodontists. Weiskircher can be reached at: mark.weiskircher@us.af.mil.