Joong Ho Ahn, M.D., Ph.D. is a professor of otolaryngology at Asan Medical Center, Seoul. He earned his M.D. from Seoul National University and Ph.D. from Ulsan University. A board-certified otolaryngologist, he completed postdoctoral training at Johns Hopkins University and has published extensively in international peer-reviewed journals. His academic interests span clinical otology, auditory rehabilitation, and medical innovation. He also holds a Certificate in Business of Medicine from Johns Hopkins Carey Business School.