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Child Development Laura E. Berk 8th edition
Chapter 9 Language Development This multimedia product and its contents are protected under copyright law. The following are prohibited by law: Any public performance or display, including transmission of any image over a network; Preparation of any derivative work, including the extraction, in whole or in part of any images; Any rental, lease, or lending of the program. Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Components of Language
Phonology Rules about structure and sequence of speech sounds Semantics Vocabulary - words and word combinations for concepts Grammar Syntax - rules for sentences Morphology - grammatical markers Pragmatics Appropriate and effective communication Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Three Theories of Language Development
Behaviorist Learned through operant conditioning (reinforcement) and imitation Nativist Language Acquisition Device (LAD) biologically prepares infants to learn rules of language through universal grammar Interactionist Inner capacities and environment work together; Social context is important Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Support for Biological Language Preparedness
Animal language Language seems to be unique to humans Brain structures Regions predisposed to language processing Sensitive period During brain lateralization Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Deaf Children’s Language
Deaf children develop language even when they have: Minimal input Later than hearing children, but do develop Homesign Inconsistent input Extract rules Figure Simon’s performance on a challenging ASL grammatical task, compared with the performance of his parents and native-signing children and adults. Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Language Areas of the Brain
Figure Broca’s and Wernicke’s areas, in the left hemisphere of the cerebral cortex. Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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A Sensitive Period for Language Development?
Figure 9.3 Relationship between age of immigration ot the United States and self-rated English proficiency, illustrated for native Spanish speakers. Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Language Development in Children with Williams Syndrome
Rare disorder—children born with low IQs, but strong orientation toward the social world Good at memorizing but poor at grammatical rule learning Their cases indicate that language is not as separate from other human mental abilities as Chomsky’s LAD assumes Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Interactionist Theories of Language Development
Information-Processing Theories Statistical learning theory Brain studies Social Interactionist Theories Native desire for understanding combines with rich language environment Stockbyte Royalty Free Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Getting Ready to Talk: Receptivity to Language
Newborns sensitive to speech Especially mother’s Categorical speech perception Ability to distinguish phonemes Statistical analysis, rule-learning Child-directed speech RubberBall Productions Royalty Free CD Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Habituation Figure 9.4 Visual language discrimination by English-learning and French/English-learning 8-month olds. Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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First Speech Sounds Cooing - 2 months Babbling - 4 months Vowel sounds
Consonants & vowels Universal timing Range expands RubberBall Productions Royalty Free CD Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Becoming a Communicator
Joint attention Give-and-take Preverbal gestures Protodeclarative Protoimperative Word-gesture combinations Family Life Royalty Free CD Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Parent-Child Interaction: Impact on Deaf Children
Deaf children who have hearing parents who are not fluent in sign language show delays in development of language and make-believe play. Deaf children of deaf parents do not have the same difficulty. Deaf children need access to deaf adults and peers to experience natural language learning. Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Phonological Development
Early Phase First words - can only pronounce few sounds Related to semantic development Understand more than can say Photodisc Phonological Strategies Later development Refine syllable stress patterns - related to meaning Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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One-Year-Olds Know Pronunciations
Figure One-year-olds know the correct pronunciation of familiar words. Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Phonological Progress
Minimal Words Add ending consonant Adjust vowel length Add unstressed syllables Produce full word, correct stress pattern May still need to refine sounds Photodisc Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Early Semantic Development
Comprehension before production 5 month lag First words linked to cognition, emotion Vocabulary spurt 18-24 months Fast-mapping Family Life Royalty Free CD Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Vocabulary Growth for English and Italian Learners
Figure 9.6 English and Italian learners’ vocabulary size is far more rapid in comprehension than in production. Rate of word learning gradually accelerates. Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Individual Differences in Language Development
Gender Temperament Language environment Language Style Referential Expressive Family Life Royalty Free CD Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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The Quality Of Home Literacy And Its Effect On Vocabulary Development
Figure 9.7 Relationship of quality of home literacy experiences to productive vocabulary at age 2. Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Types of Early Words More objects than actions Object and Action
Objects are easier concepts, parents rarely name verbs Influenced by culture & language State Modifiers or labels for attributes – size, color, possession Learn general distinctions before specific Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Preschoolers’ Semantic Development
Underextensions Overextensions Word coinages Metaphors Family Life Royalty Free CD Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Elementary School-Age Semantic Development
Big vocabulary increase Fast-mapping continues Analyze word structure Use words precisely, understand multiple meanings - metaphors, puns Figure Estimated increase in vocabulary during the school years. Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Adolescent Semantic Development
Abstract terms Sarcasm, irony Figurative language Proverbs Stockbyte Royalty Free Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Factors Contributing to Semantic Development
Adult feedback Cognitive processing Working memory - phonological store Strategies Lexical contrast Mutual exclusivity bias Syntactic bootstrapping Social information Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Emergentist Coalition Model
Figure 9.9 Emergentist coalition model of word-learning strategies. Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Early Grammatical Development
Telegraphic speech 2-word combinations Simple sentences 3 words Follow adult rules piecemeal, gradually refine and generalize Family Life Royalty Free CD Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Awareness of Subject-Verb-Object Word Order
Figure 9.10 Are English-learning 2-year olds aware of subject-verb-object word order? From Y. Gertner, C. Fisher, & J. Eisengart, 2006, “Learning Words and Rules: Abstract Knowledge of Word Order in Early Sentence Comprehension,” Psychological Science, 17, p Reprinted by permission. Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Development of Grammatical Morphemes
Structural complexity affects order acquired Overregulation Applying rules without appropriate exceptions Photodisc Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Mastering the Subject-Verb-Object Structure
Figure 9.11 Percentage of children in different studies who could use a new verb in the subject-verb-object form after hearing it in another construction. Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Complex Grammatical Forms
Negatives Nonexistence Rejection Denial Questions Rising intonations Subject-verb inversion Correct yes-no questions precede wh- questions Other Complex Constructions Connectives Embedded sentences Tag questions Indirect object-direct object Passive sentences Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Views on Grammar Development
Product of cognitive development Semantic bootstrapping Direct observation of language structure Inborn capacities Categories for bootstrapping Language-making capacity Environmental support Adults correct indirectly with reformulations Asking for clarification Recasts Expansions Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Pragmatic Development
2-year-olds can have effective conversations Early childhood - turnabout Middle childhood Shading Illocutionary knowledge Family Life Royalty Free CD Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Factors that Enhance Pragmatic Development
Adult interactions Conversations Dialogues about storybooks, shared reading Siblings Family Life Royalty Free CD Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Testing Referential Communication Skills
Figure Scene used to test for referential communication skills. Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Development of Narrative Skills
Leapfrog narratives – 4 years Few evaluations Chronological narratives – 4½ to 5 years Classical narratives – 6 years Narrative styles learned from adults Topic-associating style Haiku style Photodisc Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Speech Registers Social routines Polite language
Children sensitive to speech registers early years Important to social acceptance Royalty Free Stock Photography Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Metalinguistic Awareness
Ability to think about language as a system 4- and 5-year-olds have early understanding Flowers in middle childhood Phonological awareness associated with reading success Advanced in bilingual children Royalty Free Stock Photography Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Learning Two Languages
Learn both at the same time No problems with language development Good at both by preschool One, then the other Takes 3 to 5 years to be as good as same-age native speakers of second language Both offer cognitive advantages of bilingualism Attention, reasoning, concepts, flexibility General language skills Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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Types of Bilingual Education
Language immersion Strong in Canada English-only Favored in U.S. Risk of semilingualism Bilingual education Support and instruction in native language while learning English Photodisc Copyright © 2009 Pearson Education, Inc. Publishing as Allyn & Bacon.
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