{"id":"https://openalex.org/W2902291850","doi":"https://doi.org/10.1177/0956797618808470","title":"Are Bigger Brains Smarter? Evidence From a Large-Scale Preregistered Study","display_name":"Are Bigger Brains Smarter? Evidence From a Large-Scale Preregistered Study","publication_year":2018,"publication_date":"2018-11-30","ids":{"openalex":"https://openalex.org/W2902291850","doi":"https://doi.org/10.1177/0956797618808470","mag":"2902291850","pmid":"https://pubmed.ncbi.nlm.nih.gov/30499747"},"language":"en","primary_location":{"id":"doi:10.1177/0956797618808470","doi":"https://doi.org/10.1177/0956797618808470","is_oa":true,"landing_page_url":"https://doi.org/10.1177/0956797618808470","pdf_url":"https://journals.sagepub.com/doi/pdf/10.1177/0956797618808470","source":{"id":"https://openalex.org/S58854535","display_name":"Psychological Science","issn_l":"0956-7976","issn":["0956-7976","1467-9280"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["abdc-a-star","anvur-scientific","cwts-core","dongbi-a","erih-plus","fnege-2","ft50","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Psychological Science","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://journals.sagepub.com/doi/pdf/10.1177/0956797618808470","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5017391940","display_name":"Gideon Nave","orcid":"https://orcid.org/0000-0001-6251-5630","observed_orcids":["https://orcid.org/0000-0001-6251-5630"]},"institutions":[{"id":"https://openalex.org/I79576946","display_name":"University of Pennsylvania","ror":"https://ror.org/00b30xv10","country_code":"US","type":"education","lineage":["https://openalex.org/I79576946"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Gideon Nave","raw_affiliation_strings":["Marketing Department, The Wharton School, University of Pennsylvania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Marketing Department, The Wharton School, University of Pennsylvania","institution_ids":["https://openalex.org/I79576946"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086676366","display_name":"Wi Hoon Jung","orcid":"https://orcid.org/0000-0002-8697-9584","observed_orcids":["https://orcid.org/0000-0002-8697-9584"]},"institutions":[{"id":"https://openalex.org/I197347611","display_name":"Korea University","ror":"https://ror.org/047dqcg40","country_code":"KR","type":"education","lineage":["https://openalex.org/I197347611"]},{"id":"https://openalex.org/I4210161052","display_name":"Korea University","ror":"https://ror.org/05m1gnk07","country_code":"JP","type":"education","lineage":["https://openalex.org/I4210161052"]},{"id":"https://openalex.org/I79576946","display_name":"University of Pennsylvania","ror":"https://ror.org/00b30xv10","country_code":"US","type":"education","lineage":["https://openalex.org/I79576946"]}],"countries":["JP","KR","US"],"is_corresponding":false,"raw_author_name":"Wi Hoon Jung","raw_affiliation_strings":["Department of Psychology, Korea University","Department of Psychology, University of Pennsylvania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Psychology, Korea University","institution_ids":["https://openalex.org/I197347611","https://openalex.org/I4210161052"]},{"raw_affiliation_string":"Department of Psychology, University of Pennsylvania","institution_ids":["https://openalex.org/I79576946"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081750325","display_name":"Richard Karlsson Linn\u00e9r","orcid":"https://orcid.org/0000-0001-7839-2858","observed_orcids":["https://orcid.org/0000-0001-7839-2858"]},"institutions":[{"id":"https://openalex.org/I865915315","display_name":"Vrije Universiteit Amsterdam","ror":"https://ror.org/008xxew50","country_code":"NL","type":"education","lineage":["https://openalex.org/I865915315"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"Richard Karlsson Linn\u00e9r","raw_affiliation_strings":["Department of Economics, School of Business and Economics, Vrije Universiteit Amsterdam"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Economics, School of Business and Economics, Vrije Universiteit Amsterdam","institution_ids":["https://openalex.org/I865915315"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004871576","display_name":"Joseph W. Kable","orcid":"https://orcid.org/0000-0001-6495-9040","observed_orcids":["https://orcid.org/0000-0001-6495-9040"]},"institutions":[{"id":"https://openalex.org/I79576946","display_name":"University of Pennsylvania","ror":"https://ror.org/00b30xv10","country_code":"US","type":"education","lineage":["https://openalex.org/I79576946"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Joseph W. Kable","raw_affiliation_strings":["Department of Psychology, University of Pennsylvania","Marketing Department, The Wharton School, University of Pennsylvania"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Psychology, University of Pennsylvania","institution_ids":["https://openalex.org/I79576946"]},{"raw_affiliation_string":"Marketing Department, The Wharton School, University of Pennsylvania","institution_ids":["https://openalex.org/I79576946"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5059104743","display_name":"Philipp Koellinger","orcid":"https://orcid.org/0000-0001-7413-0412","observed_orcids":["https://orcid.org/0000-0001-7413-0412"]},"institutions":[{"id":"https://openalex.org/I865915315","display_name":"Vrije Universiteit Amsterdam","ror":"https://ror.org/008xxew50","country_code":"NL","type":"education","lineage":["https://openalex.org/I865915315"]}],"countries":["NL"],"is_corresponding":true,"raw_author_name":"Philipp D. Koellinger","raw_affiliation_strings":["Department of Economics, School of Business and Economics, Vrije Universiteit Amsterdam"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Economics, School of Business and Economics, Vrije Universiteit Amsterdam","institution_ids":["https://openalex.org/I865915315"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5059104743"],"corresponding_institution_ids":["https://openalex.org/I865915315"],"apc_list":{"value":3900,"currency":"USD","value_usd":3900},"apc_paid":{"value":3900,"currency":"USD","value_usd":3900},"fwci":13.0908,"has_fulltext":true,"cited_by_count":81,"citation_normalized_percentile":{"value":0.98879702,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"30","issue":"1","first_page":"43","last_page":"54"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11577","display_name":"Cognitive Abilities and Testing","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T11577","display_name":"Cognitive Abilities and Testing","score":1.0,"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"}},{"id":"https://openalex.org/T10009","display_name":"Dementia and Cognitive Impairment Research","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2738","display_name":"Psychiatry and Mental health"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10042","display_name":"Neural and Behavioral Psychology Studies","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/brain-volume","display_name":"brain volume","score":0.8640000224113464},{"id":"https://openalex.org/keywords/intelligence","display_name":"intelligence","score":0.9559999704360962},{"id":"https://openalex.org/keywords/fluid-intelligence","display_name":"fluid intelligence","score":0.9750000238418579},{"id":"https://openalex.org/keywords/educational-attainment","display_name":"educational attainment","score":0.7889999747276306},{"id":"https://openalex.org/keywords/gray-matter","display_name":"gray matter","score":0.9580000042915344},{"id":"https://openalex.org/keywords/white-matter","display_name":"white matter","score":0.8980000019073486},{"id":"https://openalex.org/keywords/publication-bias","display_name":"publication bias","score":0.609000027179718},{"id":"https://openalex.org/keywords/population-structure-demography","display_name":"population structure (demography)","score":0.6970000267028809},{"id":"https://openalex.org/keywords/socioeconomic-status","display_name":"socioeconomic status","score":0.6610000133514404},{"id":"https://openalex.org/keywords/sex-differences","display_name":"sex differences","score":0.6740000247955322},{"id":"https://openalex.org/keywords/age-differences","display_name":"age differences","score":0.640999972820282}],"concepts":[{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.8537217378616333},{"id":"https://openalex.org/C65835030","wikidata":"https://www.wikidata.org/wiki/Q1030681","display_name":"Brain size","level":3,"score":0.6669901013374329},{"id":"https://openalex.org/C77350462","wikidata":"https://www.wikidata.org/wiki/Q1125472","display_name":"Confounding","level":2,"score":0.5534994006156921},{"id":"https://openalex.org/C95190672","wikidata":"https://www.wikidata.org/wiki/Q815382","display_name":"Meta-analysis","level":2,"score":0.5327584743499756},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.5259431004524231},{"id":"https://openalex.org/C169900460","wikidata":"https://www.wikidata.org/wiki/Q2200417","display_name":"Cognition","level":2,"score":0.5199353098869324},{"id":"https://openalex.org/C147077947","wikidata":"https://www.wikidata.org/wiki/Q1515895","display_name":"Socioeconomic status","level":3,"score":0.49980664253234863},{"id":"https://openalex.org/C207054656","wikidata":"https://www.wikidata.org/wiki/Q1434146","display_name":"Fluid and crystallized intelligence","level":5,"score":0.4632801413536072},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.43744727969169617},{"id":"https://openalex.org/C138496976","wikidata":"https://www.wikidata.org/wiki/Q175002","display_name":"Developmental psychology","level":1,"score":0.43298447132110596},{"id":"https://openalex.org/C2992622412","wikidata":"https://www.wikidata.org/wiki/Q1434146","display_name":"Fluid intelligence","level":4,"score":0.4251164197921753},{"id":"https://openalex.org/C166047926","wikidata":"https://www.wikidata.org/wiki/Q170277","display_name":"Intelligence quotient","level":3,"score":0.42249858379364014},{"id":"https://openalex.org/C149923435","wikidata":"https://www.wikidata.org/wiki/Q37732","display_name":"Demography","level":1,"score":0.20348265767097473},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.1349809169769287},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.11566716432571411},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.07835474610328674},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"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/C21963081","wikidata":"https://www.wikidata.org/wiki/Q11337567","display_name":"Working memory","level":3,"score":0.0},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C143409427","wikidata":"https://www.wikidata.org/wiki/Q161238","display_name":"Magnetic resonance imaging","level":2,"score":0.0}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001921","descriptor_name":"Brain","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D001921","descriptor_name":"Brain","qualifier_ui":"Q000033","qualifier_name":"anatomy & histology","is_major_topic":true},{"descriptor_ui":"D004522","descriptor_name":"Educational Status","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007360","descriptor_name":"Intelligence","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D008279","descriptor_name":"Magnetic Resonance Imaging","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D066127","descriptor_name":"White Matter","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D066127","descriptor_name":"White Matter","qualifier_ui":"Q000033","qualifier_name":"anatomy & histology","is_major_topic":false},{"descriptor_ui":"D066128","descriptor_name":"Gray Matter","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D066128","descriptor_name":"Gray Matter","qualifier_ui":"Q000033","qualifier_name":"anatomy & histology","is_major_topic":false}],"locations_count":4,"locations":[{"id":"doi:10.1177/0956797618808470","doi":"https://doi.org/10.1177/0956797618808470","is_oa":true,"landing_page_url":"https://doi.org/10.1177/0956797618808470","pdf_url":"https://journals.sagepub.com/doi/pdf/10.1177/0956797618808470","source":{"id":"https://openalex.org/S58854535","display_name":"Psychological Science","issn_l":"0956-7976","issn":["0956-7976","1467-9280"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["abdc-a-star","anvur-scientific","cwts-core","dongbi-a","erih-plus","fnege-2","ft50","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Psychological Science","raw_type":"journal-article"},{"id":"pmid:30499747","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/30499747","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Psychological science","raw_type":"Journal Article"},{"id":"pmh:oai:research.vu.nl:openaire/0dd93e06-7f8f-402e-a122-cd25abd3a8b1","doi":null,"is_oa":true,"landing_page_url":"https://research.vu.nl/en/publications/0dd93e06-7f8f-402e-a122-cd25abd3a8b1","pdf_url":null,"source":{"id":"https://openalex.org/S4306401107","display_name":"VU Research Portal","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I865915315","host_organization_name":"Vrije Universiteit Amsterdam","host_organization_lineage":["https://openalex.org/I865915315"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Nave, G, Jung, W H, Karlsson Linn\u00e9r, R, Kable, J W & Koellinger, P D 2019, 'Are Bigger Brains Smarter? Evidence From a Large-Scale Preregistered Study', Psychological science, vol. 30, no. 1, pp. 43-54. https://doi.org/10.1177/0956797618808470","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:vu:oai:research.vu.nl:publications/0dd93e06-7f8f-402e-a122-cd25abd3a8b1","doi":null,"is_oa":true,"landing_page_url":"https://research.vu.nl/en/publications/0dd93e06-7f8f-402e-a122-cd25abd3a8b1","pdf_url":null,"source":{"id":"https://openalex.org/S4306401843","display_name":"Data Archiving and Networked Services (DANS)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1322597698","host_organization_name":"Royal Netherlands Academy of Arts and Sciences","host_organization_lineage":["https://openalex.org/I1322597698"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Psychological science, 30(1), 43 - 54. Sage Publications","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.1177/0956797618808470","doi":"https://doi.org/10.1177/0956797618808470","is_oa":true,"landing_page_url":"https://doi.org/10.1177/0956797618808470","pdf_url":"https://journals.sagepub.com/doi/pdf/10.1177/0956797618808470","source":{"id":"https://openalex.org/S58854535","display_name":"Psychological Science","issn_l":"0956-7976","issn":["0956-7976","1467-9280"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["abdc-a-star","anvur-scientific","cwts-core","dongbi-a","erih-plus","fnege-2","ft50","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Psychological Science","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","score":0.428600013256073,"display_name":"Good health and well-being"}],"sustainable_development_goals_aurora":[{"id":"https://metadata.un.org/sdg/4","score":0.75,"display_name":"Quality education"}],"study_designs":[{"id":"https://openalex.org/study-designs/observational-study","display_name":"Observational Study"}],"awards":[{"id":"https://openalex.org/G5850646669","display_name":"The molecular genetic architecture of educational attainment and its significance for cognitive health","funder_award_id":"647648","funder_id":"https://openalex.org/F4320338335","funder_display_name":"H2020 European Research Council"},{"id":"https://openalex.org/G5850737185","display_name":null,"funder_award_id":"MC_PC_17228","funder_id":"https://openalex.org/F4320334626","funder_display_name":"Medical Research Council"}],"funders":[{"id":"https://openalex.org/F4320334626","display_name":"Medical Research Council","ror":"https://ror.org/03x94j517"},{"id":"https://openalex.org/F4320338335","display_name":"H2020 European Research Council","ror":"https://ror.org/0472cxd90"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2902291850.pdf","grobid_xml":"https://content.openalex.org/works/W2902291850.grobid-xml"},"referenced_works_count":39,"referenced_works":["https://openalex.org/W1606794649","https://openalex.org/W1964043769","https://openalex.org/W1992354224","https://openalex.org/W2001652526","https://openalex.org/W2023543036","https://openalex.org/W2023988234","https://openalex.org/W2038768818","https://openalex.org/W2046141452","https://openalex.org/W2071461458","https://openalex.org/W2076649220","https://openalex.org/W2082704080","https://openalex.org/W2086062071","https://openalex.org/W2100359507","https://openalex.org/W2110065796","https://openalex.org/W2111845989","https://openalex.org/W2113276628","https://openalex.org/W2120483845","https://openalex.org/W2128246772","https://openalex.org/W2128376310","https://openalex.org/W2130272460","https://openalex.org/W2142161268","https://openalex.org/W2157752701","https://openalex.org/W2162424711","https://openalex.org/W2168332052","https://openalex.org/W2170458546","https://openalex.org/W2271957951","https://openalex.org/W2336993262","https://openalex.org/W2338512159","https://openalex.org/W2342934749","https://openalex.org/W2346626662","https://openalex.org/W2522628945","https://openalex.org/W2548438891","https://openalex.org/W2619734682","https://openalex.org/W2727571133","https://openalex.org/W2795901120","https://openalex.org/W2804279371","https://openalex.org/W2895486342","https://openalex.org/W2940205897","https://openalex.org/W2952574438"],"related_works":["https://openalex.org/W3124465776","https://openalex.org/W2162424711","https://openalex.org/W6889044149","https://openalex.org/W6962478891","https://openalex.org/W2727571133","https://openalex.org/W4280594908","https://openalex.org/W6902102597","https://openalex.org/W2003733369","https://openalex.org/W1540013489","https://openalex.org/W2935474326"],"abstract_inverted_index":{"A":[0],"positive":[1,152],"relationship":[2,55,153],"between":[3,56,118,154],"brain":[4,57,120,156],"volume":[5,58,121,157],"and":[6,15,34,59,102,105,122,158,180,188],"intelligence":[7,124,144],"has":[8],"been":[9],"suspected":[10],"since":[11],"the":[12,35,54,69,78,136],"19th":[13],"century,":[14],"empirical":[16],"studies":[17],"seem":[18],"to":[19],"support":[20],"this":[21,24,86],"hypothesis.":[22],"However,":[23],"claim":[25],"is":[26,73,130],"controversial":[27],"because":[28],"of":[29,37,53,66,81,110,143],"concerns":[30],"about":[31,74],"publication":[32,111],"bias":[33],"lack":[36],"systematic":[38],"control":[39],"for":[40,96,140,185],"critical":[41],"confounding":[42],"factors":[43],"(e.g.,":[44],"height,":[45,99],"population":[46,103],"structure).":[47],"We":[48,113,148],"conducted":[49],"a":[50,63,115,151],"preregistered":[51],"study":[52],"cognitive":[60],"performance":[61],"using":[62],"new":[64],"sample":[65],"adults":[67],"from":[68],"United":[70],"Kingdom":[71],"that":[72],"70%":[75],"larger":[76],"than":[77,174],"combined":[79],"samples":[80],"all":[82],"previous":[83,133],"investigations":[84],"on":[85],"subject":[87],"(":[88,125,161],"N":[89],"=":[90,127,163],"13,608).":[91],"Our":[92],"analyses":[93,107],"systematically":[94],"controlled":[95],"sex,":[97],"age,":[98],"socioeconomic":[100],"status,":[101],"structure,":[104],"our":[106,146],"were":[108,167,183],"free":[109],"bias.":[112],"found":[114,150],"robust":[116],"association":[117],"total":[119,155],"fluid":[123,178],"r":[126,162],".19),":[128],"which":[129],"consistent":[131],"with":[132],"findings":[134],"in":[135,145],"literature":[137],"after":[138],"controlling":[139],"measurement":[141],"quality":[142],"data.":[147],"also":[149],"educational":[159],"attainment":[160],".12).":[164],"These":[165],"relationships":[166],"mainly":[168],"driven":[169],"by":[170],"gray":[171],"matter":[172,176],"(rather":[173],"white":[175],"or":[177],"volume),":[179],"effect":[181],"sizes":[182],"similar":[184],"both":[186],"sexes":[187],"across":[189],"age":[190],"groups.":[191]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":8},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":17},{"year":2021,"cited_by_count":17},{"year":2020,"cited_by_count":14},{"year":2019,"cited_by_count":9}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2018-12-11T00:00:00"}
