Professor Chengfei Zhang is a clinical professor in Endodontics, Faculty of Dentistry, The University of Hong Kong (HKU). He serves as an editorial board member for International Endodontic Journal, International Dental Journal, and Bioengineering. He obtained his DDS and his Ph.D. degree from Peking University. He joined the Faculty of Dentistry HKU in 2009. His innovative research activities are internationally recognized, and he was awarded the IADR William J Gies Award for Biomaterials and Bioengineering Research, the Journal of Endodontics award for best paper, and the IADR distinguished scientist. His research in endodontic etiopathogenesis and pulp regeneration has been funded by Hong Kong RGC and Chinese mainland funding. He has lectured on many occasions nationally and internationally, particularly in IADR/ AADR and IADR-SEA meetings, and published over 200 journal papers/ book chapters.