Economist, PhD in Sustainable Development by the University of Brasília (Brazil). Professor and Researcher from Faculty of Economics at the Federal University of Pará State. International Resource Panel Member of the United Nations Program for the Environment (UNEP), since 2009, participates in the working groups Metals, Trade and Decoupling. National Director of the Brazilian Society for Ecological Economy (ECOECO). Economic Advisor at the Ministry of Mines and Energy (MME) during the period 2008-2011. President of the Brazilian Society for Ecological Economics (ECOECO) since 2008 to 2011. Currently serves as Deputy Secretary of Commerce Bureau of Industry and Mining of the State of Pará (Brazil). Council member of Brazil Mineral Magazine and author of the book: Gift or Curse: the dilemmas of the developing regions of base mineral (São Paulo: Editora Signus). In 2012 received the title of Economist of the Year by the Economist Syndicat of Para.