Dr. Ellis is a Professor of Surgery in the Division of Oral and maxillofacial Surgery, having joined the faculty at The University of Texas Southwestern Medical Center in 1988. He came from The University of Michigan where he went to dental school and trained in oral and maxillofacial surgery prior to joining their OMS faculty.
He is the director of the UT Southwestern/Parkland OMS residency and is the Chief of OMS at Parkland Memorial Hospital. In addition, he co-directs the research program in the division of OMS with Dr. Throckmorton.
Dr. Ellis' clinical interests are in maxillofacial traumatology, dentofacial deformities, and dental implantology. In addition to supervising the residents, he maintains an intramural practice. His research interest in the 1980s was in stability of surgical correction of dentofacial deformities by orthognathic surgery. In the 1990s, his research has involved the functional aspects of orthognathic surgery. Since moving to Dallas, he has also performed clinical investigations into the outcomes after treatment of facial fractures by various techniques. He has authored over 100 scientific articles and two books. In 1997 he received the American Association of Oral and Maxillofacial Surgeons (AAOMS) Research Recognition Award for his research endeavors.
Dr. Ellis is active nationally and internationally in the specialty of oral and maxillofacial surgery. He is a diplomat and Past President of the American Board of Oral and Maxillofacial Surgery. He has been on the Editorial Board of The Journal of Oral and Maxillofacial Surgery for several years. He is also on the editorial boards of the International Journal of Oral and Maxillofacial Surgery, The Spanish Journal of Oral and Maxillofacial Surgery, and Archives of Facial Plastic and Reconstructive Surgery. He was on the editorial boards of the Journal of Craniomaxillofacial Trauma and the British Journal of Oral and Maxillofacial Surgery. In addition, Dr. Ellis has served on several committees of the American Association of Oral and Maxillofacial Surgeons.