Chang Hee Nam received his Ph. D. in plasma physics from Princeton University in 1988. After working at Princeton Plasma Physics Laboratory as a staff research physicist until 1989, he joined Korea Advanced Institute of Science and Technology (KAIST) as a faculty member and became a full professor in 1998. He started the Coherent X-ray Research Center in 1999 with the funding from the Ministry of Science and Technology through the Creative Research Initiative Program. After finishing the CXRC program in 2012, he launched the Center for Relativistic Laser Science (CoReLS), a research center of Institute for Basic Science (IBS), for the exploration of relativistic laser-matter interactions using femtosecond PW lasers at Gwangju Institute of Science and Technology (GIST). He has received several awards including the scientist-of-the-month award from the Ministry of Science and Technology and the award from the National Academy of Science. He was recently awarded an Order of Science and Technology Merit from the Korean Government. He has served the scientific advisory committees of ELI - ALPS in Hungary, ELI-NP in Romania, and also Int. Science and Technology Advisory Committee of ELI-DC. He is a fellow of the American Physical Society and of the Optical Society of America.