Dr. Okeson is Professor, Chairman of the Department of Oral Health Science and Director of the College's Orofacial Pain Center, which he established in 1977. His textbook entitled 'Management of Temporomandibular Disorders and Occlusion' is presently in its seventh edition and used in most dental schools in the United States. It has also been translated into eleven foreign languages for use abroad. In addition to this text, Dr. Okeson has authored the sixth edition of Bells Orofacial Pains. Dr. Okeson has more than 220 publications in the area of orofacial pain and TMD and has been very active in the development of graduate training programs in the area of orofacial pain. He is past president of the American Academy of Orofacial Pain and founding Diplomate of the American Board of Orofacial Pain, He presently serves as President of the Board. He was the editor of the third edition of the American Academy of Orofacial Pains Guidelines for the Classification, Assessment, and Management of Orofacial Pain. Dr. Okeson has presented more then 1100 invited lectures on the subject of TMD and orofacial pain in all 50 USA states and in 52 different countries.