Yoon Se Lee, MD is a professor of the Department of Otorhinolaryngology-Head & Neck Surgery at Asan Medical Center, University of Ulsan College of Medicine. He graduated from University of Ulsan College of Medicine and went on to pursue his medical residency, fellowship and Ph.D. in Otolaryngology at Asan Medical Center, University of Ulsan. He currently works as a general secretary of the Korean Society of Laryngology, Logopedics, and Phoniatrics, a director of scientific committee of the Korean Society for Head and Neck Oncology, and the Korean Society of Otorhinolaryngology-Head and Neck Surgery.