The American College of Dentists (ACD) is the oldest national-level honorary organization for dentists. Its members have exemplified excellence through outstanding leadership and exceptional contributions to dentistry and society. The ACD is nonprofit and apolitical, and has long been regarded as the "conscience of dentistry." The ACD has a record of involvement in a wide range of activities related to its mission and has played a vital role in positively shaping the profession and oral health care.