1992

"Beyond Babel: within and across". Las lenguas en la Europa Comunitaria, Universität van Amsterdam, November 1992.
(International).

"Code-switching as communicative design". AEDEAN, Universidad de Valladolid, December 1992.
(National).

1995

"Interethnic Contact and Language Contact: theoretical and methodological issues in the variable analysis of Spanish-Catalan contact". International Conference on Linguistic Contact, València: Universitat de València. September 1995.
(International).

"Variació i Variacionisme". II Jornada sobre Variació Lingüística. Palau de les Heures. Universitat de Barcelona, November 1995.
(National).

1996

"Bilingual speech modes in Linguistic Minority Groups: the interplay between internal and external factors". EUROSLA'97.
Universitat Pompeu Fabra. May 1997.
(International).

"More on the interplay between internal and external factors: dialect convergence and divergence of Catalan". ESF Network on Dialect Convergence and Divergence in Europe, University of Heidelberg. November 1997.
(International).

2001

"El bilingüismo real: La Canonja (Tarragona)", Workshop on Bilingual Effects, Department of Spanish and Portuguese
Studies. Harvard University. March 2001.
(International).

Multilingualism in Spain: sociolinguistic aspects", Jornades sobre Drets Lingüístics i Diversitat. MERCATOR, Barcelona. April 2001.
(International).

"Variation, language contact and genre specificity: linguistic traces of English in present-day written Catalan", L'inglese e le altre lingue europee, Universitat de Bologna a Forli. Setembre 2001.
(International).

2002

For an integrated model of language contact: variation and language contact revisited.4th ESSE Conference. Estrasbourg. August 2002.
(International)

"Linguistic interaction patterns in Spanish multilingual cities: the effect of ethnicity and migration settlement". Città plurilingui. Lingue e culture a confronto in situazioni urbane. Centro Internazionale sul Plurilinguismo. Università degli Studi di Udine. December 2002.
(International)

2003

"L'anglès i les altres llengües europees". Course on Les llengües a Catalunya. Fundació Caixa de Sabadell. Barcelona. March 2003.
(National)

How can qualitative evidence be backed up by quantitative evidence in cases of plagiarism in literary translation? Workshop: The use of linguistic evidence for forensic purposes: concepts, methods and applications. Universitat Pompeu Fabra. April 2003.
(International)

"The effect of stay abroad on oral narrative competence" Symposium: Adquisició de llengües estrangeres als departaments de filologia. Universitat Rovira i Virgili.
May 2003.
(National)

Other lectures and papers