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Language Development

Language Development. Three theories of language development The behaviorist approach The nativist approach Language areas in the brain Sensitive periods for language development Limitations of the nativist view The interactionist approach Getting ready to talk Cooing and babbling

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Language Development

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  1. Language Development • Three theories of language development • The behaviorist approach • The nativist approach • Language areas in the brain • Sensitive periods for language development • Limitations of the nativist view • The interactionist approach • Getting ready to talk • Cooing and babbling • Becoming a communicator • Language in infancy and toddlerhood • First words • Two word utterances • Comprehension versus production • Language in childhood • Vocabulary • Types of words • Strategies for word learning • Explaining vocabulary development • Grammar • Basic rules and complex structures • Explaining grammatical development • Pragmatics

  2. Theories of Language DevelopmentThe Behaviorist Approach B. F. Skinner • Learning language through conditioning • Learning language through imitation

  3. Theories of Language DevelopmentThe Nativist Approach Noam Chomsky • The Language Acquisition Device (LAD) • The existence of universal grammar • Are children biological prepared to learn language? • Language areas in the brain • Broca’s area (left frontal lobe) – grammatical processing and language production • Wernicke’s area (left temporal lobe) – comprehending word meaning • Aphasias

  4. Theories of Language DevelopmentThe NativistApproach, con’t Noam Chomsky • Sensitive periods for language development • Research on American Sign Language (ASL) • Second language learning • Limitations of the nativist view • Problems in specifying universal grammar • Innate grammatical knowledge and language development

  5. Theories of Language DevelopmentThe Interactionist Approach Michael Tomasello • Information processing perspective • Social interaction perspective

  6. Getting ready to talk • Cooing and babbling • Babbling in infancy • Babbling in deaf infants • The role of language input • Becoming a communicator • Conversational behavior and joint attention • Preverbal gestures

  7. Language in Infancy and Toddlerhood • First words • Understanding word meanings • The occurrence of spoken words • Two-word utterances • Building of vocabulary • Telegraphic speech • Comprehension versus production • Time course of comprehension and production • Explanation for differences

  8. Language in Childhood • Vocabulary • Building of vocabulary and fast mapping • Types of words • Cultural differences • Strategies for word learning • Mutual exclusivity bias • Syntactic bootstrapping • Comprehension versus production • Explaining vocabulary development • Grammar • Basic rules • The use of grammatical rules • Basic 3 word grammars • Complex structures • Explaining grammatical development • Semantic bootstrapping • Pragmatics • Children as conversationalists

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