Yang Xu, MD., PhD. Associated professor, consultant Dermatologist and Chief physician, Department of Dermatology, the First Affiliated Hospital of Nanjing Medical University Dr. Xu received her graduate and medical training from Nanjing Medical University. From 2013 to 2014, she served as a visiting scholar in the Department of Dermatology in University of Michigan. Her research focuses in the areas of rosacea and skin photo ageing. Dr. Xu is the author of over 30 scholarly articles, reviews, abstracts, and textbook chapters. Dr. Xu is also a member of the Youth Committee of China Dermatologist Association (CDA) and was honored as one of Top Ten National Outstanding Young Dermatologists by CDA in 2017.