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Dr. Stephen Krashen completed his PhD in Linguistics at UCLA in 1972, and is currently an Emeritus Professor of Education at the
In his famous publication ‘Second Language Acquisition and Second Language Learning' Dr. Krashen writes that 'language acquisition requires meaningful interaction in
the target language where speakers are concerned not only with the form of
their utterances but also with the messages they are conveying and
understanding.'
Dr. Krashen distinguishes five key hypotheses about second language acquisition: (1) Acquisition-Learning Distinction, (2) Natural Order Hypothesis, (3) Monitor Hypothesis, (4) Input Hypothesis, and (5) Affective Filter Hypothesis. His five hypotheses of second language acquisition can be summarized in this way: acquisition is more important than learning.
Dr. Krashen distinguishes five key hypotheses about second language acquisition: (1) Acquisition-Learning Distinction, (2) Natural Order Hypothesis, (3) Monitor Hypothesis, (4) Input Hypothesis, and (5) Affective Filter Hypothesis. His five hypotheses of second language acquisition can be summarized in this way: acquisition is more important than learning.