More than 40 years of experience in the field of formulation, evaluation, development and management of mining projects, mining planning and promotion, geo-environmental legislation and management, mining negotiation and contracting and mining economics in various countries of America Latin America, Africa and the Caribbean, for the companies Teck Gold, Coresco, Globestar Mining, Phelps Dodge, Placer Dome, Golden Star Resources, Wheaton River, Cambior and the Ministries of the Environment and Energy of Costa Rica and of Energy and Mines of Guatemala and Colombia as well as the Inter-American Development Bank (IDB) and the Economic Commission for Latin America (ECLAC). Geologist from the University of Granada, Spain and postgraduate studies in Mining Exploration (MSC) and Mining Economics (Ph.D) in Leicester, England and Mining Simulation at the School of Mines in Paris, France.