John Park, a senior research associate at the U.S. Institute of Peace and currently a visiting fellow with the Belfer Center's International Security Program/Project on Managing the Atom, recently sat down with for a one-on-one interview where he talked about his work with the Center and his contributions to the Seoul Nuclear Security Summit.

"Many in South Korea have already reached their own conclusion — the Cheonan incident is a stark reminder that North Korea remains a clear and present danger. A growing South Korean view is that more than a decade of nuclear drama, food shortages, starvation, borderline economic collapse, and currency reform debacles, followed by bailouts from progressive South Korean governments and the Communist Party of China has made the international community complacent about the direct military threat that North Korea poses. The Cheonan is a wake-up call."