José Portolés Lázaro is a professor of Spanish Language, graduated in Philosophy and Letters from the University of Zaragoza and a PhD in Hispanic Philology from the Complutense University of Madrid. Participates in the discourse and Spanish language research group (HUM F-008 of the UAM), in the research project Grammar and discourse: linguistic procedures of communicative interaction (FFI2013-41323-P) and forms part of the Board of Directors of the Association of Discourse Linguistics (http://lingdiscurso.org/). His research focuses on studies of pragmatics and discourse analysis, especially in the study of discourse markers and, more recently, of censorship as a pragmatic and discursive phenomenon. Portolés has published more than 70 works in Spain and abroad, including the books Half a century of Spanish philology (1896-1952). Positivism and idealism, (Madrid, 1986), Bookmarks of the discourse (Barcelona, ​​1998), Pragmatic for Hispanists (Madrid, 2004), The censorship of the word. Pragmatic study and discourse analysis (Valencia, 2016); He is also a co-author of the chapter "The markers of discourse", in the Descriptive Grammar of the Spanish Language (Madrid, Espasa-Calpe, 1999) and author of the entry "Speech markers" in the Encyclopedia of Hispanic Linguistics (London / New York) , Routledge, 2016). Together with Antonio Briz and Salvador Pons he is the editor of the Dictionary of discursive particles in Spanish (www.dpde.es).