Rui Yin MD Ph.D. is an Associate Professor of Dermatology, Southwest Hospital, Third Military Medical University, and a visiting associate professor of Wellman Center for Photomedicine at Massachusetts General Hospital. Her research interests lie in the areas of photodynamic therapy and laser therapy for photoaging and skin aging. She has published 20 peer-reviewed articles in English, over 40 peer-reviewed articles in Chinese, over 30 conference proceedings, and two book chapters. She is a reviewer for seven journals and serves on National Natural Science Foundation of China as a grant review...