Julián Alveiro Almonacid Buitrago He is a professor in the Department of Social Sciences at the National Pedagogical University of Colombia. He is a PhD candidate in Educational Sciences, uas. Master of Science in History Teaching from the Institute of Historical Research of the Universidad Michoacana de San Nicolás de Hidalgo. His latest publication is: "Memoria y enseñanza de la historia del narcotráfico y las guerras esmeralderas. The sociocultural value of the forbidden corrido".