Joe C. Ontiveros, DDS, MS, is the director of Clinical Esthetic Dentistry and director of Oral Biomaterials for the University of Texas Dental Branch at Houston. He is the author of numerous publications related to esthetic biomaterials and contributor to Esthetic Color Training in Dentistry—Communication of Color and Appearance. Ontiveros is also a recipient of the American Academy of Esthetic Dentistry Merit Award.