Nivaldo Alonso, MD, PhD, is associate professor of plastic surgery at the Department of Surgery and director of the Service of Craniofacial Surgery at the Hospital das Clinicas at the University of São Paulo (USP). Professor Alonso is also Clinical Director of the Craniofacial Unit of the Hospital for Craniofacial Anomalies at the USP and past president of the Brazilian Association of Craniofacial Surgery 2000-2002.