What do instructors need to know about second language acquisition (SLA)?
Theories about how languages are learned can be complex. However, having some understanding of how people acquire and use languages can be useful to the teachers of adult English language learners. Second language acquisition theories address cognitive issues (how the brain processes information in general and language in particular), affective issues (how emotions factor into second language processing and learning), and linguistic issues (how learners interact with and internalize new language systems). The following are some suggestions that instructors can use in the classroom. They are drawn from theories of second language acquisition generally accepted as relevant for most second language learners (summarized from Brown, 2001; Lightbown, 2000; Krashen, 1981). • Meaningful interaction and natural communication in the target language are necessary for successful language acquisition. Learners need to use the language, not simply talk about it. Give learners opportunities and purpo
