The 2013 CTBT Diplomacy and Public Policy course, held from 15 - 19 July, comprised of online e-learning modules and a weeklong live lecture seminar style course. Topics included: 20 Years On: reflections on the negotiations for the CTBT; Universalization and entry-into-force of the CTBT; Role of the CTBT in the nuclear non-proliferation regime; The CTBT as a regional confidence-building measure; Multilateral arms control and verification; The third announced nuclear test by the Democratic People’s Republic of Korea on 12 February 2013; and more…