Stephen O Anderson is a Director of Strategic projects in the US Environmental Protection Agency (EPA) Climate Protection Partnerships Division and a Co-chair of the Montreal Protocol Technology and Economic Assessment Panel. He was formerly Deputy Director of the EPA Stratospheric Protection Division where he specialized in industry partnerships, international cooperation and market incentives. Prior to that he was a professor of environmental economics at the College of the Atlantic and the University of Hawaii and a visiting scholar at Kyoto University. He also worked for consumer, environmental organizations. He has a PhD from the University of California, Berkeley K Madhava Sarma recently retired after working for the United Nations Environment Programme for more than Nine years as the Executive Secretary of the Secretariat for the Vienna Convention and the Montreal protocol, the ozone protection treatise. He has been associated with all the major developments of the treatise and assisted the governments in their efforts to protect the ozone layer. Previously, he held senior positions in the government of India and helped articulate the developing country positions on global environmental issues. He has vast experience in working on environmental issues in India