Dr. Changyou Gao is a distinguished professor of Department of Polymer Science and Engineering, Zhejiang University. He is a Cheung Kong Scholar of Ministry of Education of China, a winner of the National Science Fund for Distinguished Young Scholars of China, a fellow of the International Federation of Biomaterial Science and Engineering Societies, a fellow of the American Academy of Medicine and Biological Engineering, a fellow of Royal Society of Chemistry, and a highly cited scientist in Materials Science over the last years (Elsevier). He is now serving as an associate president of Chinese Society of Biomaterials, an associate editor of Biomaterials Advances (original name: Materials Science & Engineering C), and an editorial member of ACS Biomaterials Science and Engineering, Colloids and Surfaces B: Biointerfaces, Regenerative Biomaterials, and Chinese Journal of Polymer Science, among others. His research interests include stimuli-responsive biomedical polymers and colloids/microparticles as well as their applications in the therapy of myocardium infarction, osteoarthritis, and peripheral and central nerve defects. He has published more than 500 papers with a citation over 13,000 times by peers and an H-index of 76. He has edited 4 books as a chief editor and contributed over 10 chapters.