20 Years On: Reflections on the Negotiations of the CTBT; Moderator: Ambassador Jaap RAMAKER, Chairman of CTBT negotiations in 1996; Ambassador SHA Zukang, Head of the Chinese Delegation during CTBT negotiations, Former United Nations UnderSecretary-General for Economic and Social Affairs; Ambassador Arundhati GHOSE, Head of the Indian Delegation during CTBT negotiations; Dr Pierce CORDEN, Visiting Scholar, AAAS; Jenifer MACKBY, Secretary of the CTBT negotiations, the Group of Scientific Experts, and the Working Group on Verification, CTBTO