American Academy of Craniofacial Pain, Founding Member, Board of Directors, Past-President (1990-92), Program Chairman (1986-present), Specialty Application to ADA Co-Author (1997, 1999, 2001, 2005); American Academy of Orofacial Pain;  American Academy of Pain Management;  American Academy of Sleep Medicine;  Academy of General Dentistry, Fellow;  American Board of Craniofacial Pain, Diplomate;  American Board of Orofacial Pain, Past Board of Director;  American Dental Association;  American Equilibration Society;  Central District Dental Society;  Cleveland County Dental Society;  Cranial Academy;  International Academy of Oral Medicine and Toxicology; International College of Cranio-Mandibular Orthopedics (past); International Electrotherapy Institute, Charter Member; International Snoring Association; Myofunctional Therapy Association of America; National Sleep Foundation; Oklahoma Dental Association; Price-Pottenger Nutrition Foundation; Society of Occlusal Studies;  Southwest Academy of Restorative Dentistry;  Southwest Clinical Study Associates, Director;  Universidad Catolica De Salta, Buenos Aires, Argentina, Professor Emeritus;  University of Missouri, Kansas City School of Dentistry Alumni Association;  University of Oklahoma College of Dentistry, J. Dean Robertson Society.