Landau, E. (2010). “From brain to language to accent.” CNN Online. Retrieved on October 4, 2010: http://pagingdrgupta.blogs.cnn.com/2010/09/23/from-brain-to-language-to-accent/?hpt=Sbin Becoming a proficient speaker of at least one language is a hallmark of the typical human psychological development. When it comes to learning more than one language, however, our abilities seem much more widely dispersed. Why might some people display a greater “talent” for learning a second language (or more) than others? By far the best known predictor of success at foreign language learning is the learner’s age. An increasing number of children who grow up in bilingual environments from early on may well grow up to be fluent speakers of both their native languages. But you don’t have to be natively bilingual in order to master multiple languages at the native-speaker level. In a classic study of second-language acquisition by Johnson & Newport (1989), immigrants to the USA were tested for high-level mastery of English (including phonetic and grammatical nuances), and the results were examined as a function of age at initial immersion in the English-speaking environment. People who started learning English before the age of 7 tended to achieve native-like proficiency. From there on, the older one was at arrival, the less native…