Stephen Young on the Global Security Program at the Union of Concerned Scientists, where he is senior analyst and represents UCS before Congress on a wide range of arms control and international security issues, including national missile defense and the Comprehensive Test Ban Treaty. He also works with scientists from across the country to bring the voice of the scientific community to bear on critical national security policies. Before joining UCS, he was deputy director of the Coalition to Reduce Nuclear Dangers, a national alliance of 17 nuclear disarmament organizations. He previously served as a senior analyst at BASIC, legislative and field director for 20/20 Vision, and senior information specialist at ACCESS, a security information clearinghouse. He was also a fellow in the Bureau of Human Rights at the Department of State. His numerous articles and publications on nuclear weapons policy and arms control, include Pushing the Limits: The Decision on National Missile Defense. He is a frequent spokesman on global security issues in news outlets like the Washington Post, CNN, and the NBC Nightly News.