Dr. Dell ran a private orthodontic practice in Houston, Texas from 1964-1998. He received his B.S. from City College of New York in 1955; his D.D.S. from Columbia University’s School of Dental & Oral Surgery in 1959; and his M.S. in Orthodontics from the State University of New York at Buffalo in 1964. Dr. Dell is a Diplomate of the America Board of Orthodontics. Dr. Dell’s advisory board positions include Columbia University, College of Dental Medicine , Aspen Music Festival and School, Rice University Humanities Research Center, Baker Institute and the Shepherd School of Music.