Dr Lawrence (Larry) Gaum is an oral surgeon who maintains a private practice in Toronto, Ontario, Canada.

He is a graduate of Dalhousie University Dental School in Nova Scotia and was the recipient of several awards throughout his studies.

He practiced general dentistry for five years before taking his specialty training in Anesthesia and Oral Surgery at the University of Pittsburgh and Wilmington Medical Centre. He is a former associate in dentistry, Faculty of Dentistry, University of Toronto where he taught for over 20 years. He has lectured extensively throughout Canada, the United States, and other countries, teaching his fellow colleagues oral surgery, anesthesia, and pharmacology.

He is the author of numerous articles on Oral Surgery and Anesthesia published in major dental and medical journals. He is the principal developer of the "ART" Mandibular Block, used successfully by thousands of dentists around the world.

Dr. Gaum is a member of several dental associations in Canada, United States, and the European continent, and is a life member of the American Association of Oral and Maxillofacial Surgeons. He is a staff member of St. Michaels Hospital in Toronto and is the Director of Global Professional Seminars.