Doctor in Semiotics, from Federal University of Rio de Janeiro. Is Adjunct Professor in the Department of Literary Theory and Literature at the University of Brasilia. He was President of the National Association Postgraduate and Research in Language and Linguistics – ANPOLL in 2006-2008. He was Grant Holder in CAPES Senior Internship Program in 2012-2013. Developed post-doctoral research and was a professor at the Université de Rennes, with the PRIPLAP/ERIMIT team, Rennes, France. He was a professor at Fondation Maison des Sciences de l’Homme under the Programme Directeurs d’Études Associés. He is a member of the International Scientific Research Program Network Nantes, Aveiro, Brasília – PICNAB Network. He is a PQ 2 fellow from the National Council for Scientific and Technological Development-CNPq. [Scientific outputs]