Dr. Chang received a Ph.D. in Nuclear Engineering from MIT in 1981 and was a professor and a provost of KAIST(Korea Advanced Institute of Science and Technology). He has devoted more than thirty years of his life to nuclear engineering education at KAIST.
In terms of his profession, Dr. Chang served as a member of the International Nuclear Safety Advisory Group of IAEA and a commissioner of the Korea Nuclear Safety Commission as well. Also, he was one of the five members of the International Advisory Experts of the Investigation Committee for the Fukushima Accident.
In 2014, he was inaugurated as President of Handong Global University. Dr. Chang has put his educational emphasis on creative projects based on whole-person education and it has impacted the field of higher education throughout the world.