Paper

Critical period effects in second language learning: The influence of maturational state on the acquisition of English as a second language

Published Jan 31, 1989 · Jacqueline S. Johnson, E. Newport

Cognitive Psychology

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Abstract

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Observational StudyHighly Cited

Study Snapshot

Young children are better second language learners than adults, reaching higher levels of proficiency in the second language.

PopulationOlder adults (50-71 years)

Sample size24

MethodsObservational

OutcomesBody Mass Index projections

ResultsSocial networks mitigate obesity in older groups.

Critical period effects in second language learning: The influence of maturational state on the acquisition of English as a second language

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