ITEM 5.02 Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers

(b) On February 24, 2009, James T. Kelly advised the Board of Directors of American Dental Partners, Inc. (the "Company") that he will resign as a director, effective immediately following the 2009 annual meeting of the shareholders of the Company. Mr. Kelly will remain a member of the Board through the date of the 2009 annual meeting of shareholders.

(d) On February 24, 2009, the Board of Directors fixed the number of Directors comprising the Board at eight, and filled the vacancy created by such action by electing Lonnie H. Norris, DMD, MPH to serve as a Class II Director. Dr. Norris is Dean of Tufts University School of Dental Medicine and is a tenured professor of oral and maxillofacial surgery. He has been a faculty member at Tufts University School of Dental Medicine since 1980. Dr. Norris was appointed Interim Dean in July 1995 and Dean in February 1996. He is a Diplomat of the American Board of Oral and Maxillofacial Surgery and a Fellow of the American Association of Oral and Maxillofacial Surgeons, Pierre Fauchard Academy, International College of Dentistry and American College of Dentists. Dr. Norris earned his doctor of dental medicine and master of public science degrees from Harvard University and in 1998 was honored with the Distinguished Alumni Award from Harvard University School of Dental Medicine. In 2008, he was honored with the Tufts University Provost's Medal. Dr. Norris is also an active member of the American Dental Association and the American Dental Education Association, among many other dental organizations. The Board appointed Dr. Norris to serve as a member of the Nominating Committee of the Board.

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