{"id":"https://openalex.org/W1966685488","doi":"https://doi.org/10.2307/329784","title":"Language Acquisition: The Age Factor","display_name":"Language Acquisition: The Age Factor","publication_year":1992,"publication_date":"1992-01-01","ids":{"openalex":"https://openalex.org/W1966685488","doi":"https://doi.org/10.2307/329784","mag":"1966685488"},"language":"en","primary_location":{"id":"doi:10.2307/329784","doi":"https://doi.org/10.2307/329784","is_oa":false,"landing_page_url":"https://doi.org/10.2307/329784","pdf_url":null,"source":{"id":"https://openalex.org/S72851247","display_name":"Modern Language Journal","issn_l":"0026-7902","issn":["0026-7902","1540-4781"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","erih-plus","jufo-3","ki-jl-2","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Modern Language Journal","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5046372703","display_name":"Robert E. Robison","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Robert E. Robison","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5006198403","display_name":"David Singleton","orcid":"https://orcid.org/0000-0003-2720-5965","observed_orcids":["https://orcid.org/0000-0003-2720-5965"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"David Singleton","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":3800,"currency":"USD","value_usd":3800},"apc_paid":null,"fwci":7.9204,"has_fulltext":false,"cited_by_count":304,"citation_normalized_percentile":{"value":0.97639172,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":100},"biblio":{"volume":"76","issue":"2","first_page":"237","last_page":"237"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10730","display_name":"Language Development and Disorders","score":0.6514000296592712,"subfield":{"id":"https://openalex.org/subfields/3204","display_name":"Developmental and Educational Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T10730","display_name":"Language Development and Disorders","score":0.6514000296592712,"subfield":{"id":"https://openalex.org/subfields/3204","display_name":"Developmental and Educational Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10021","display_name":"EFL/ESL Teaching and Learning","score":0.29170000553131104,"subfield":{"id":"https://openalex.org/subfields/1203","display_name":"Language and Linguistics"},"field":{"id":"https://openalex.org/fields/12","display_name":"Arts and Humanities"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10403","display_name":"Phonetics and Phonology Research","score":0.016599999740719795,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/critical-period-hypothesis","display_name":"critical period hypothesis","score":0.8519999980926514},{"id":"https://openalex.org/keywords/age-of-second-language-acquisition","display_name":"age of second language acquisition","score":0.796999990940094},{"id":"https://openalex.org/keywords/speech-development","display_name":"speech development","score":0.5680000185966492},{"id":"https://openalex.org/keywords/language-acquisition","display_name":"language acquisition","score":0.4659999907016754},{"id":"https://openalex.org/keywords/second-language-acquisition","display_name":"second language acquisition","score":0.6159999966621399},{"id":"https://openalex.org/keywords/accent","display_name":"accent","score":0.3610000014305115},{"id":"https://openalex.org/keywords/bics","display_name":"BICS","score":0.5329999923706055},{"id":"https://openalex.org/keywords/nativism","display_name":"nativism","score":0.5770000219345093},{"id":"https://openalex.org/keywords/language-competition","display_name":"language competition","score":0.3540000021457672},{"id":"https://openalex.org/keywords/input-hypothesis","display_name":"input hypothesis","score":0.4009999930858612},{"id":"https://openalex.org/keywords/cognitive-development","display_name":"cognitive development","score":0.4519999921321869},{"id":"https://openalex.org/keywords/language-disorders","display_name":"language disorders","score":0.47200000286102295},{"id":"https://openalex.org/keywords/second-language-teaching","display_name":"second language teaching","score":0.4519999921321869},{"id":"https://openalex.org/keywords/early-school-years","display_name":"early school years","score":0.4410000145435333}],"concepts":[{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.6835938096046448},{"id":"https://openalex.org/C2781291010","wikidata":"https://www.wikidata.org/wiki/Q178580","display_name":"Period (music)","level":2,"score":0.5880574584007263},{"id":"https://openalex.org/C74672266","wikidata":"https://www.wikidata.org/wiki/Q815859","display_name":"Language acquisition","level":2,"score":0.5550668835639954},{"id":"https://openalex.org/C2776035688","wikidata":"https://www.wikidata.org/wiki/Q1606558","display_name":"Affect (linguistics)","level":2,"score":0.537703812122345},{"id":"https://openalex.org/C138496976","wikidata":"https://www.wikidata.org/wiki/Q175002","display_name":"Developmental psychology","level":1,"score":0.49665576219558716},{"id":"https://openalex.org/C2778073708","wikidata":"https://www.wikidata.org/wiki/Q2330667","display_name":"Language development","level":2,"score":0.49562180042266846},{"id":"https://openalex.org/C2776756274","wikidata":"https://www.wikidata.org/wiki/Q181767","display_name":"Stress (linguistics)","level":2,"score":0.4772641360759735},{"id":"https://openalex.org/C170350167","wikidata":"https://www.wikidata.org/wiki/Q1455178","display_name":"Second-language acquisition","level":2,"score":0.4766205847263336},{"id":"https://openalex.org/C155614148","wikidata":"https://www.wikidata.org/wiki/Q215948","display_name":"Neurolinguistics","level":4,"score":0.47218385338783264},{"id":"https://openalex.org/C169900460","wikidata":"https://www.wikidata.org/wiki/Q2200417","display_name":"Cognition","level":2,"score":0.4211135506629944},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.40424078702926636},{"id":"https://openalex.org/C180747234","wikidata":"https://www.wikidata.org/wiki/Q23373","display_name":"Cognitive psychology","level":1,"score":0.35333624482154846},{"id":"https://openalex.org/C89267518","wikidata":"https://www.wikidata.org/wiki/Q179488","display_name":"Psycholinguistics","level":3,"score":0.23203131556510925},{"id":"https://openalex.org/C46312422","wikidata":"https://www.wikidata.org/wiki/Q11024","display_name":"Communication","level":1,"score":0.10639706254005432},{"id":"https://openalex.org/C145420912","wikidata":"https://www.wikidata.org/wiki/Q853077","display_name":"Mathematics education","level":1,"score":0.10330763459205627},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.2307/329784","doi":"https://doi.org/10.2307/329784","is_oa":false,"landing_page_url":"https://doi.org/10.2307/329784","pdf_url":null,"source":{"id":"https://openalex.org/S72851247","display_name":"Modern Language Journal","issn_l":"0026-7902","issn":["0026-7902","1540-4781"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","erih-plus","jufo-3","ki-jl-2","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Modern Language Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"sustainable_development_goals_aurora":[{"score":0.8999999761581421,"id":"https://metadata.un.org/sdg/4","display_name":"Quality education"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2074564021","https://openalex.org/W623591911","https://openalex.org/W3105396623","https://openalex.org/W4387939536","https://openalex.org/W4214904002","https://openalex.org/W2299652548","https://openalex.org/W4413852469","https://openalex.org/W2549966411","https://openalex.org/W2285491904","https://openalex.org/W776260999"],"abstract_inverted_index":{"Part":[0,22,56,93,129],"1":[1],"Evidence":[2],"of":[3,34,40,54,99],"speech":[4,11],"milestones:":[5],"the":[6,32,35,38,41,52,66,69,72,79,82,88,97,100,109,121,124,137,144],"early":[7,138],"stages":[8,10],"later":[9],"processing":[12],"milestones":[13],"evidence":[14],"from":[15],"abnormal":[16],"language":[17,20,45,64,90],"development":[18,46],"and":[19,87,103,108,116,119,127],"disorders.":[21],"2":[23],"The":[24,58,131],"critical":[25,36,42,59,110],"period":[26,37,43,60,111],"hypothesis":[27,61,123],"-":[28,62],"first":[29,44],"language-related":[30],"evidence:":[31,65],"onset":[33],"end":[39],"after":[47],"puberty":[48],"a":[49],"decline":[50],"into":[51],"vale":[53],"years?":[55],"3":[57],"second":[63,89,134,141],"younger=better":[67,73,80],"position":[68,71,78,85],"older=better":[70],"at":[74],"acquiring":[75],"accent":[76],"BICS":[77],"in":[81,136],"long":[83],"run":[84],"age":[86,102,118,125],"learning":[91],"process.":[92],"4":[94],"Theoretical":[95],"perspectives:":[96],"ageing":[98],"senses":[101],"competition":[104],"between":[105],"languages":[106,135,142],"neurolinguistics":[107],"cognitive":[112],"developmental":[113],"views":[114],"affect":[115],"motivation":[117],"input":[120],"de-coupling":[122],"factor":[126],"nativism.":[128],"5":[130],"educational":[132],"dimension:":[133],"school":[139],"years":[140],"for":[143],"young-old.":[145]},"counts_by_year":[{"year":2025,"cited_by_count":5},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":18},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":6},{"year":2017,"cited_by_count":6},{"year":2016,"cited_by_count":9},{"year":2015,"cited_by_count":18},{"year":2014,"cited_by_count":18},{"year":2013,"cited_by_count":18},{"year":2012,"cited_by_count":23}],"updated_date":"2026-10-08T09:06:37.294493","created_date":"2016-06-24T00:00:00"}
