He became graduated in romance Philology in the
University of Barcelona, with a grant from the
Joan March Foundation. His degree dissertation consisted in an edition of the
Aragonese text of the Agriculture Treatise of Palladius Rutilius Emilianus. In the same university he got his PhD, which was supervised by professor
Martí de Riquer, with a thesis about the Vita Christi, which was a work from the medieval Catalan writer
Francesc Eiximenis, and the medieval tradition of the Vitae Christi. This work received the Nicolau d'Olwer prize (given by the
IEC) in 1977.
In 1964 he moved to the
Cardiff University (
Wales) as a
Spanish and Catalan teacher. He became professor of Hispanic Studies. He began there courses of Catalan language and literature. His disagreement with the policy of the
British Prime Minister
Margaret Thatcher forced him to abandon the United Kingdom in 1987, when he arrived to the
University of Valencia, where he is professor of Catalan Philology.
Since 1992 he has supervised different research projects, which have been sponsored by the
Spanish Ministry of Culture and by the
Valencian Culture Department, specially about the golden age of the Valencian literature (15th century). Until 2007 he had supervised sixteen doctorate thesis. He has organized several congresses and academical meetings: The cultural atmosphere in Valencia during the second half of the 15th century, Tirant lo Blanc and its translators, Tirant lo Blanc, James I,
 Ausiàs Marc, Ausiàs Marc's readings, Francesc Eiximenis,
 Joan Roís de Corella, The medieval historiography and so on.
He is a member of the
Valencian Academy of the Language, the
Interuniversity Institute of Valencian Philology and the
Institute of Catalan Studies. He was founder and president of the International Association of Catalan Language and Literature.
Moreover, he has been member of the Valencian Institute of Studies and Research (succeeding
Joan Fuster), of the Anglo-Catalan Society executive board (1973–1978), of the University of Valencia senate (1995–2001); of the Madrid National Library executive board (1995–1997); of the Mossèn Alcover trust (2001); of the jury of the Premis Octubre Essay Joan Fuster prizes (1989 and 1991) and the Letters National Prizes of the Spanish Ministry of Culture (Essay, 1991 and 1992; Novel, 1993; Literature, 1998); of the edition commission of the Francesc Eiximenis' works; of the edition commission of the Ramon Llull's works; of the editorial staff of the following journals: Estudis Romànics, Caplletra, Llengua i Literatura and of the ELLC; of the consultant board of the following journals: Révue d'Études Catalanes (
France), Tesserae (
United Kingdom), Catalan Review (
United States), Afers, Studia Philologica Valentina and Ausa.