William Ben Johnson is an endodontist, inventor, entrepreneur, educator and philanthropist. He developed Thermafil and then established Tulsa Dental Products, beginning with the modernization of endodontic treatment. He has received several awards such as the 2004 President’s Award from the American Association of Endodontists and the 2000 Louis I Grossman Award from the French Endodontic Society. He is member of the Oklahoma Dental Association, American Association of Endodontists, and the International College of Dentists, among others. Most recently, Johnson has directed his efforts toward designing instruments for improved cleaning and shaping of the root canal system. He received his DDS degree and endodontic certificate from Baylor University Dental School.