Dr. Convissar is a pioneer in the field of laser surgery and infant tongue ties. One of the first dentists in the world to incorporate lasers into dental practice, he has over 3 decades of experience with CO₂, diode, Nd:YAG, erbium, and PBM lasers. The author of over a dozen peer-reviewed papers and 6 textbooks, his seminal textbook Principles and Practice of Laser Dentistry, now in its 3rd edition, is available in English, Chinese, Russian, Spanish, and Portuguese. It has been the number one selling laser dentistry textbook in the world for well over a decade. Dr. Convissar is the only dentist in the world to be awarded the triple crown of laser medicine, dentistry, and surgery credentials: He is a Diplomate of the American Board of Laser Surgery, a Fellow of the American Society of Laser Medicine and Surgery, and a master of the Academy of Laser Dentistry. He also has a Fellowship in the AGD. Dr. Convissar practices laser-assisted dentistry in New York City, where he also serves as director of laser dentistry for the New York Presbyterian Hospital of Queens. His lecture schedule includes participation courses in 15 countries on 5 continents.