Ricardo Mairal UsónRicardo Mairal-Usón is Full Professor of Linguistics at Universidad Nacional de Educación a Distancia since 2002. He has co-authored or co-edited a number of books including Nuevas perspectivas en Gramática Funcional (Ariel, 1999), which was awarded he Nation Research Price AEDEAN 1999, and Linguistic Universals (with Gil, CUP, 2006). Read More Read Less