Benjamin F. Hammond, D.D.S., Ph.D., emeritus
Professor, University of Pennsylvania School of Dental Medicine, Philadelphia, 1970-1991
Chairman, University of Pennsylvania School of Dental Medicine, Department of Microbiology, Philadelphia, 1972-1985
Director, Periodontal Microbiology Laboratory, University of Pennsylvania 1980-1991
Associate Dean for Academic Affairs, University of Pennsylvania, 1984-1991
Professor Emeritus of Microbiology, University of Pennsylvania School of Dental Medicine 1991, also served as president of the American Association for Dental Research:
http://www.iadr.org/AADR/About-Us/Leadership/AADR-Presidents/7
