It is generally accepted that second language (L2) acquisition becomes more difficult as one grows older and that success in adult L2 acquisition is highly variable. Nevertheless, humans in language contact situations have to cope with intergroup communication. This article examines the ways society has responded to this challenge. It describes…

This article discusses the implications of "multicompetence" (Cook, 1991), defined as an individual's knowledge of more than one language, for language assessment. The growing psycholinguistic evidence highlighting variability in native speaker performance as a result of multicompetence is reviewed, evidence that further questions the validity of…