Professor Wei-Sheng Chong is a Senior Consultant Dermatologist and heads the Photodermatology Unit at the National Skin Centre in Singapore. He also heads the dermatology unit in the Department of General Medicine at Khoo Teck Puat Hospital. He received his bachelor’s degrees in medicine and surgery from the National University of Singapore in 1997. Professor Chong has served as clinical senior lecturer for National University’s Yong Loo Lin School of Medicine, the Duke-NUS Graduate Medical School, and the National Healthcare Group Family Medicine Residency Program in Singapore. He is the Medical Advisor for the Psoriasis Association of Singapore, a Fellow of the Asian Academy of Dermatology and Venereology, and a faculty member of F1000Prime, whose members rate and explain top articles in the life sciences. An internationally recognized speaker, Dr. Chong has also written book chapters, compiled a handbook on common skin diseases, and published more than 70 articles in national and international journals. Among many awards, he has received the National Healthcare Group Excellence in Action Award. His research interests are in photodermatology and psoriasis.