Book excerpt: This issue of Oral and Maxillofacial Surgery Clinics of North America focuses on Controversies in Oral and Maxillofacial Surgery, and is edited by Drs. Luis Vega and Daniel Meara. Articles will include: Controversies in Dentoalveolar and Preprosthetic Surgery; Controversies in Maxillofacial Trauma; Controversies in Traditional Maxillofacial Reconstruction; Controversies in Microvascular Maxillofacial Reconstruction; Controversies in TMJ Surgery; Controversies in Orthognathic Surgery; Controversies in Facial Cosmetics; Controversies in Cleft/Craniofacial Surgery; Controversies in Oral and Maxillofacial Infections; Controversies in Oral and Maxillofacial Pathology; Controversies in Oral and Maxillofacial Oncology; Controversies in Obstructive Sleep Apnea Surgery; Controversies in Oral and Maxillofacial Anesthesia; Controversies in Dental Implant Surgery; and more!