- Executive Secretary, United Nations Framework Convention on Climate Change (UNFCCC), Bonn
Master's, Anthropology, London School of Economics; Certificate in Organizational Development, Georgetown University. 1982, Minister Counsellor, Embassy of Costa Rica, Bonn, Germany; 1987-88, Director, International Cooperation, Ministry of Planning, Costa Rica; 1988-90, Chief of Staff to Minister of Agriculture; 1994-96, Director, Technical Secretariat, Renewable Energy in Americas; 1995, founded Center for Sustainable Development of the Americas, a non-profit think tank for climate change policy and capacity building; served as Director until 2003; 2008-09, Vice-President, Bureau of the Conference of Parties; adviser to private sector on how to play leadership role in mitigation. Since May 2010, Executive Secretary, United Nations Framework Convention on Climate Change (UNFCCC). Former member, several boards of non-governmental organizations involved in climate change issues, including Voluntary Carbon Standard. Author on design of climate solutions.