Sharon Squassoni, Carnegie Endowment for International Peace: Robert Einhorn, Center for Strategic and International Studies; Ambassador S. Jaishankar, High Commission of India to Singapore; and Peter Potman, Royal Netherlands Embassy. This session was part of the 2007 Carnegie International Nonproliferation Conference, “Tomorrow's Solutions,” June 25–26, in Washington, D.C., which addressed the critical challenges confronting the nonproliferation regime and offered policy recommendations to stop the spread and use of nuclear weapons and materials.