Dr. Friedman lectures on numerous topics involving complex dental implant surgery. He has been given permission to operate in many South American countries by their Ministers of Health. He is the developer of both the Hex Cylinder and Twist Lock Cylinder dental implant and has served on the board of advisors of many dental implant manufacturing companies worldwide. He is presently acting Chief of Oral and Maxillofacial Surgery at Memorial Hospital West as well as Westside Regional Medical Centers.