Dr. Kennedy is the Past President of the International Academy of Oral Medicine and Toxicology. His BA is in Comparative Biochemistry and Physiology from the University of Kansas (1967) and his Doctorate of Dental Surgery is from the University of Missouri (1971). He is a world lecturer to the dental profession on the safety of dental materials in the human body. His lectures include (among others) addresses to the World Health Organization, the American Dental Society of Europe, the German BGD, and Brazil Rio Eco-Odonto. More recently, in 1996 he was a presenter at the International Society for Fluoride Research XXI Conference on fluoride (Budapest), and in 1997 was involved in the Canadian Dental Association conference (Toronto) on the use of fluoride drops and tablets.