General Linguistics Professor at the University of León and Member at the Royal Spanish Academ.
General Linguistics Professor at the University of León and member of the Real Academia Española since 2008. Director of the "Spanish to the Day" Department at RSA and Advisory Board member of Fundéu. Academic correspondent at the Academies of Chile, Panama and Cuba.
He is the author of more than twenty books and about 150 research articles. He has directed about twenty research projects, as well as many doctoral theses and numerous national and international courses and congresses.