Born in 1940, Clóvis Cavalcanti is a Brazilian ecological economist living in Olinda and working in the Recife area, Brazil. He is also an organic farmer since 1976, and an environmentalist. He taught ecological economics at the Federal University of Pernambuco and retired as an Emeritus Researcher from the Institute for Social Research, the Joaquim Nabuco Foundation. He was visiting professor at various universities including Vanderbilt (USA), La Trobe (Australia), Cuenca (Ecuador), Oxford (Britain), and the University of Illinois at Urbana-Champaign (USA). He has been a member of the scientific council of the Institute of Integral Medicine of Pernambuco (Recife) and of the Consultative Council of the Celso Furtado International Center for Development Policies in Rio. He is a founding member of the International Society for Ecological Economics (ISEE) and its present President for 2018-2019. He is also a founder and honorary president of ECOECO (the Brazilian Society for Ecological Economics). He has had assignments in the board of directors of ANPPAS, the Brazilian Association of Research and Graduate Studies on the Environment and Society, and in the board of CLACSO, the Latin American Social Sciences Council (Buenos Aires). He has pioneered work on patterns of sustainability in the Americas, comparing the US and Amerindian lifestyles. He has written and published regularly since the late 1960s in peer-reviewed journals. He is the author, co-author or editor of 12 books, including The Environment, Sustainable Development and Public Policies: Building Sustainability in Brazil (2000). He introduced the concept of ethnoeconomics during his visiting professorship at Oxford in 2000, publishing a paper on the subject in Current Sociology, Jan. 2002. He has done work on the role of traditional ecological knowledge in development, and on environmental governance. He collaborated in the preparation of Angola’s 2005-2025 development strategy, introducing a proposal (adopted) for a wealth fund based on oil royalties for use in perpetuity. He has written on alternative development paths and their policy requirements since the mid-1980s. In 2012-2013, he did work in Bhutan’s International Expert Working Group which contributed to a report submitted by the Bhutanese government to the UN. In December 1968 he gave a speech in Recife at a graduation ceremony under the title “Economics and human happiness: a quasi-philosophical essay”.