Prof. CHANG Hyun sik, former Vice President of KOICA, has received his Ph.D. in Political science at Pennsylvania State University in 1991. He had joined KOICA as a founding member and has served many posts including Chief Representative office in China. He also served at OECD/DAC secretariat as a visiting scholar for two years. After his retirement in 2014, he has taught in Seoul National University, Incheon National University and Ewha Womans University as a visiting professor. In addition to numerous papers and books, he is the author of "A Comparison of Management Systems for Development Cooperation in OECD/DAC Members" (OECD, 1999). As of today, Prof. CHANG is serving as the president of Family KOICA Foundation.