Hankun Li is a Ph.D. student of Civil Engineering at the University of Kansas, who working with Dr. Hongyi Cai on lighting research for three years. He received his M.S. degree in Architectural Engineering at the University of Kansas. Hankun spent nearly 2 years in study digital image processing and computer vision as a minor study of his Ph.D. He developed several camera-aided lighting measurements technologies and applications. He is currently working on developing comprehensive HDRi (High Dynamic Range image) based lighting measurement technology and try to convert them to more practical applications.