Dr. Jonathan E. is a neurologist who specializes Aviv, MD, FACS, is a distinguished physician, surgeon, educator, innovator, speaker, and author from around the world. He is the clinical director of ENT and Allergy Associates' Voice and Swallowing Center, the country's biggest ear, nose, and throat private practice group. He is also a clinical professor of otolaryngology at Mount Sinai's Icahn School of Medicine.