My name is Hyun Il Lee and I am Professor at CHA University, School of Medicine. I graduated from Konkuk University, School of Medicine in 2001 and finished my Ph.D program at the same university. I trained in the Samsung Medical Center as an intern, as a resident of the Department of Orthopedic Surgery, and as a fellowship for hand surgery. After my fellowship, I worked at Gangneung Asan Hospital for 3 years, and I have worked at Inje University Ilsan Paik Hospital for 10 years. I am interested in various hand surgeries, as well as osteoporosis. I am now also Editor in Journal of Hand Surgery Asian-Pacific Volume and Deputy Editors in AHM (Archives of hand and microsurgery)