Professor at Universidade de Brasília – Brasil. Undergraduation in Foreign Languages Applied to Economics and International Relations – Université Paul-Valéry – Montpellier III. Master’s in Communication – Universidade de Brasília and PhD in Sociolinguistics – Université Paris V – Sorbonne (René Descartes). Holds a post-doctorate at Centre National de la Recherche Scientifique (CNRS) – Paris.