1 Professor Emeritus, Plastic and Reconstructive Surgery & Pediatrics, Georgetown University School of Medicine, Washington, DC; Professor of Orthodontics, University of Maryland, Baltimore College of Dental Surgery; and Professor of Oral and Maxillofacial Surgery, Howard University College of Dentistry, Washington, DC. Electronic address: jposnick@drposnick.com.
2 Periodontics and Dental Implant Surgery, Chicago, IL; and Adjunct Clinical Assistant Professor, University of Illinois College of Dentistry, Department of Graduate Periodontics, Chicago, IL.
3 Professor and Chair, Department of Orthodontics, Medical University of South Carolina, Charleston, SC.