Dr. Yanheng Zhou is a professor of the Orthodontic Department, Peking University School and Hospital of Stomatology. He also serves as an adjunct professor in the Department of Orthodontics of the School of Dental Medicine, University of Pennsylvania and an adjunct professor of Case Western Reserve University School of Dental Medicine. Dr. Zhou is the founder and chief consultant orthodontist of the Sunny Dental Group. He is a past president of the Chinese Orthodontic Society (COS) and the current vice president of the Oral Plastic Surgery and Aesthetics Branch of the Chinese Association of Plastics and Aesthetics (CAPA). He is an executive committee member of the World Federation of Orthodontists (WFO), the immediate past president of the Asian Pacific Orthodontic Society (APOS), a fellow of the International College of Dentists (ICD), and an ambassador of the American Association of Orthodontists (AAO). He also serves as an editorial board member of the Chinese Journal of Stomatology, Chinese Journal of Orthodontics, West China Journal of Stomatology, Beijing Journal of Stomatology, and Journal of Clinical Stomatology.