The Working Group on an Expanded Nonproliferation System was formed in the summer of 2009 to identify goals for the nonproliferation system on which India and the United States might be able to agree, and to develop a workable road map for a revived nonproliferation system that could integrate India.

Members included:

From the United States:

Joan Rohlfing, President, Nuclear Threat Initiative

Teresita C. Schaffer, Director, South Asia Program, Center for Strategic and International Studies; former Deputy Assistant Secretary of State for South Asia

Walter Andersen, School of Advanced International Studies, Johns Hopkins University; former State Department official

Lisa Curtis, Senior Research Fellow, Heritage Foundation

Scott Sagan, Caroline S.G. Munro Professor of Political Science and Co-Director, Center for International Security and Cooperation (CISAC), Stanford University

From India:

P. R. Chari, Research Professor, Institute for Peace and Conflict Studies, New Delhi Lalit Mansingh, former Foreign Secretary of India and former Ambassador to the United States

C. Raja Mohan, Strategic Affairs Editor, Indian Express

Lt. General (R) V. Raghavan, Director, Delhi Policy Group

K. C. Singh, former Secretary, Ministry of External Affairs, New Delhi

T.P. Sreenivasan, Former Governor for India of the IAEA, Vienna, and Director General, Kerala International Centre, Trivandrum

M.R. Srinivasan, Former Chairman, Indian Atomic Energy Commission