Papers given at an international conference applying the social sciences to the study of the relationships of languages include the following: "Reseaux sociaux et comportements langagiers en milieu de contact des langues" ("Social Networks and Language Behaviors in a Language Contact Setting") by M. Blanc and J. Hamers, with commentary by R. Landry; "Interview et pouvoir langagier" ("Language and Power in the Interview") by D. Deshaies and P. Heraux, with commentary by J. Lapierre; "Les conflits ethno-linguistiques: un cadre d'analyse socio-politique" ("Ethnolinguistic Conflicts: A Framework for Sociopolitical Analysis") by J. Lapierre and A. Prujiner, with commentary by G. Dussault; "Determinants discursifs de la categorisation dans un continuum socio-linguistique africain (Etude experimentale des options cognitives et de l'usage lexical)" ("Discourse Determinants of Categorization in an African Sociolinguistic Continuum: Experimental Study of Cognitive Options and Lexical Usage") by P. Wald; "Une etude interdisciplinaire des problemes linguistiques des inuits: le bilinquisme et la diglossie" ("An Interdisciplinary Study of Inuit Linguistic Problems: Bilingualism and Diglossia") by D. Collis and L. Dorais; "Le Lexique, le sujet et sa langue (Des morphosemantismes et de l'interdisciplinarite)" ("Lexicon, the Subject and His Language: On Morphosemantics and Interdisciplinarity" by R. Nicolai; and "Paroles precaires. L'identite-appartenance comme paradigme pour situer les contacts de langue dans un champ interdisciplinaire" ("Delicate Speech. Identity-Belonging as a Paradigm for an Interdisciplinary Approach to Language Contact") by M. Oriol, with commentary by R. Landry. (MSE)