Eulin Patricia Chacón Gamboa, Master in Curriculum Administration in Central American Educational and Rural Education, director of the San Francisco de Peñas Blancas School and Organic Integral Land Promised Land, professor at the National University of Costa Rica and the University of San José. She was the winner of educational awards such as: Manuel Antonio National Park of the Legislative Assembly and III Place of the Continental Rally of Schools of Sustainable Development that took place in Central America and the Caribbean, these with the project La Finca Tierra Prometida. Twice recognized and distinguished educator of the College of Graduates and Professors. Her experience in field practices and her systematizations have allowed her to innovate for several national competitions where she has been an exhibiting speaker. She integrate the Earth Charter in all the projects at the Finca Tierra Prometida.