Marcus Johnson, DDS, MSD, is a graduate of Rutgers University and New York University Dental School. He received his Certificate of Endodontics from Case Western Reserve University, while concurrently earning his master’s degree in dentistry. Dr. Johnson, an astute evidence-based clinician and an active member of numerous dental organizations, won an award for his research on new treatment techniques. He is the lead attending endodontist for the general practice residency at Interfaith Medical Center in Brooklyn, New York, where he also teaches the pediatric residents. He is a member of the American Association of Endodontists’ board of directors, a diplomate of the American Board of Endodontics, and president of the New York State Association of Endodontists. As a board-certified endodontist, Dr. Johnson owns and operates City Endodontics, a private practice specializing in endodontics in Manhattan.