CRITICAL PERIOD

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The period in early life when human being has the capacity to acquire a first language is called critical period.

Lenneberg (1967) concluded that there was a period up to puberty, during which the configuration of the brain was flexible.

If there´s a damage to the left hemisphere during this period , the language faculty could relocate itself on the right.

The notion of critical period has been extended to second language acquisition and sometimes ted in support of an early start