Dr. Ruby obtained his dental degree from the University of Missouri – Kansas City School of Dentistry in 1980. He then enrolled in the pediatric dentistry postdoctoral program at the UCLA School of Dentistry and received his specialty certificate in 1982. He also served as a Clinical Fellow in the Department of Psychiatry, UCLA Neuropsychiatric Institute, studying mental retardation and developmental disabilities. He has been in private practice since 1982 and currently practices in Santa Barbara and Santa Ynez, California. He is also currently a clinical faculty member in the Section of Pediatric Dentistry at the UCLA School of Dentistry. Dr. Ruby provides dental services under general anesthesia for young children and mentally and physically challenged patients in his office and at Cottage Hospital, Santa Barbara, California.