For our fifth anniversary issue, we reflect on the future of security, arms control and disarmament policies based upon current realities. Following the Special Comment by Secretary-General Kofi Annan, experts weigh in on a number of today's urgent issues, including the state of the nuclear non-proliferation regime, the role of the United Nations in disarmament and counter-terrorism, the necessity of increasing security literacy among young people, and the relationship between human security and human rights. We hope that you find these articles thought-provoking and informative.