Cheong Wooksik is director of Peace Network, a non-governmental organization formed in 1999, working for peace and disarmament in Northeast Asia and on the Korean Peninsula, and director of the Hankyoreh Institute of Peace. His area of expertise is US-North Korea relations, especially North Korean nuclear issue, ROK-US alliance, Inter-Korea relations, Arms control on the Korean Peninsula, Missile Defense in Northeast Asia and more.
Prior to leading the Peace Network as the Director, he worked as a staff member during the forming years of the Peace Network. As a peace activist, an independent researcher, and a journalist, he has organized several campaigns and conferences, written books and essays, and made speeches both in Korea and abroad. He earned his Bachelor's degree in politics from Korea University and Master’s degree from University of North Korean Studies.