He is a professor in the Department of Ethics Education at the Gyeongsang National University GNU, Jinju, Republic of Korea. He completed the ROTC program during his undergraduate studies and was commissioned as a second lieutenant in the Republic of Korea Army. In 1995, while serving as a captain, he performed a UN peacekeeping mission in the Moroccan Sahara region. Since 2007, He has taught political philosophy or political ethics, such as North Korean Studies, International Affairs and Ethics, and National Security. Before joining GNU, he had served as a research fellow at the Korea National Defense University. He has written some books, including MOROCCO-KOREA COOPERATION: Contemporary Partnership and Future Insights in English, Community, Ethics and Security on the Korean Peninsula in English, National Security and Moral Education in Korean, Peace Security and Moral Education in Korean, National Security and Military Ethics in Korean, and others. His current research interests cover political ethics and its evaluation. Now he had been responsible for a president for International Public Value Association old name: Korea Association for Public Value which has published Journal of Public Value from 2021 to 2025.