He is a founder and director of the Victoria Computer Graphics (VCG) Lab and the founding member of Victoria Computer Graphics Programme established in collaboration with Weta Digital. Before joining Victoria, he was a principal researcher and leader of Computer Graphics and Medical Physics research teams at Future IT Centere of Samsung Research (SAIT: Samsung Advanced Institute of Technology) in Korea from 2008 to 2012. Also, he was a senior researcher of Research Innovation Center at Samsung Electronics from 1996 to 2003.