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

Jacqueline S Johnson, Elissa L Newport

Cognitive Psychology, 1989. DOI 10.1016/0010-0285(89)90003-0

Has this study been replicated?

The atlas records 1 replication of this study. Recorded outcomes: 1 mixed.

Replications

• The Critical Period in the Acquisition of L2 Syntax: A Partial Replication of Johnson and Newport (1989), Seol (2005). Outcome recorded: mixed. The results, although not in complete agreement with those of JN89, provide some modest support for the existence of the CP. View paper

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