BA in Mathematics, Duke University; MSc and MLA in Environmental Planning and Landscape Architecture, SUNY College of Environmental Science, Syracuse University. 1984-2003, Chief Executive Officer, Union of Concerned Scientists, a science-based NGO with 100,000 members in US focused on practical solutions to environmental and national security problems; 1996-2003, led US delegation of NGOs to the international negotiations on Kyoto Protocol; 2004-05, Senior Fellow, World Economic Forum, coordinating its G8 Climate Change Roundtable in collaboration with UK government and developing environmental components of Forum's Global Risk Programme. Since 2005, President and Chief Executive Officer, New England Aquarium. Expertise: marine conservation, climate change, energy and motor vehicle policy pertinent to environment.