Prof. Yi Liu is full time clinical professor in department of orthodontics, Peking University School of Stomatology，director of international communication of Chinese Stomatological Association, MLSC committee member of FDI. He graduated from Beijing Medical University in 1996, and received his DDS and Ph.D. in Peking University School of Stomatology. His research interests include digital orthodontics, interdisciplinary TMD management, early orthodontic treatment, and diagnosis and treatment of skeletal discrepancy.

He has published nearly 100 articles and book chapters. He lectured as invited speaker in China extensively also internationally. He was committee member of Chinese orthodontic society and Digital dentistry society in China, served for several government working panel groups.