1980-1981 Clinical Fellowship in Oral and Maxillofacial Surgery, Harvard University, Boston, Massachusetts 1984-1986 Assistant Professor of Oral and Maxillofacial Surgery, Emory University School of Dentistry, Atlanta, Georgia 1987-1999 Chief, Division of Dentistry and Oral and Maxillofacial Surgery, Mt. Sinai Medical Center, Cleveland, Ohio 1987-1999 Program Director, Oral and Maxillofacial Surgery Residency Chief Administrator, General Practice Residency in Dentistry, Mt. Sinai Medical Center, Cleveland, Ohio 1990- Assistant Clinical Professor, Oral and Maxillofacial Surgery, Case Western Reserve University School of Dentistry, Cleveland, Ohio 1993-1999 Associate Program Director, General Practice Residency in Dentistry, Mt. Sinai Medical Center, Cleveland, Ohio 1995-1999 Program Director, General Practice Residency in Dentistry, Mt. Sinai Medical Center, Cleveland, Ohio