Dr. George Bogen is currently Senior Lecturer and Lead for the Discipline of Endodontics at the University of Queensland, Oral Health Centre in Brisbane, Australia. He maintained a private Endodontic practice in Los Angeles, California from 1998-2018. Dr. Bogen received his dental degree in 1978 and his certificate in Endodontics in 1995, both from the University of Southern California (USC). He lectured for the postgraduate departments at UCLA, Loma Linda, NSU and the VA in Long Beach and is a former Clinical Assistant Professor of Endodontics at USC. He is the past President of the Southern California Academy of Endodontists, past secretary and trustee of American Association of Endodontists Foundation, currently a member of the Scientific Advisory Board for the Journal of Endodontics, Journal of the California Dental Association and Decisions in Dentistry, past member of the AAE Corporate Relations Committee and a Diplomate of the American Board of Endodontics. He is a registered Expert Witness and has been retained in various legal cases over the past twenty years. He has published numerous research articles, textbook chapters and has lectured nationally and internationally.