{"id":"https://openalex.org/W4246572676","doi":"https://doi.org/10.1093/geronj/40.2.204","title":"Letter to the Editor","display_name":"Letter to the Editor","publication_year":1985,"publication_date":"1985-03-01","ids":{"openalex":"https://openalex.org/W4246572676","doi":"https://doi.org/10.1093/geronj/40.2.204"},"language":"en","primary_location":{"id":"doi:10.1093/geronj/40.2.204","doi":"https://doi.org/10.1093/geronj/40.2.204","is_oa":false,"landing_page_url":"https://doi.org/10.1093/geronj/40.2.204","pdf_url":null,"source":{"id":"https://openalex.org/S2735781901","display_name":"Journal of Gerontology","issn_l":"0022-1422","issn":["0022-1422","2331-3323"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Gerontology","raw_type":"journal-article"},"volume":null,"type":"letter","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/A5003679046","display_name":"Morris Alan Okun","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I55732556","display_name":"Arizona State University","ror":"https://ror.org/03efmqc40","country_code":"US","type":"education","lineage":["https://openalex.org/I55732556"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"M. A. Okun","raw_affiliation_strings":["Educational Psychology Arizona State University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Educational Psychology Arizona State University","institution_ids":["https://openalex.org/I55732556"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111509328","display_name":"William Albert Stock","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I55732556","display_name":"Arizona State University","ror":"https://ror.org/03efmqc40","country_code":"US","type":"education","lineage":["https://openalex.org/I55732556"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"W. A. Stock","raw_affiliation_strings":["Educational Psychology Arizona State University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Educational Psychology Arizona State University","institution_ids":["https://openalex.org/I55732556"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I55732556"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"40","issue":"2","first_page":"204","last_page":"204"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11265","display_name":"Aging and Gerontology Research","score":0.5884000062942505,"subfield":{"id":"https://openalex.org/subfields/3206","display_name":"Neuropsychology and Physiological 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/T11265","display_name":"Aging and Gerontology Research","score":0.5884000062942505,"subfield":{"id":"https://openalex.org/subfields/3206","display_name":"Neuropsychology and Physiological 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/T12345","display_name":"Adult and Continuing Education Topics","score":0.003100000089034438,"subfield":{"id":"https://openalex.org/subfields/3304","display_name":"Education"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12811","display_name":"Aging, Health, and Disability","score":0.002300000051036477,"subfield":{"id":"https://openalex.org/subfields/2739","display_name":"Public Health, Environmental and Occupational Health"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[],"concepts":[{"id":"https://openalex.org/C161191863","wikidata":"https://www.wikidata.org/wiki/Q199655","display_name":"Library science","level":1,"score":0.5436091423034668},{"id":"https://openalex.org/C48103436","wikidata":"https://www.wikidata.org/wiki/Q599031","display_name":"State (computer science)","level":2,"score":0.49875402450561523},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.4009440541267395},{"id":"https://openalex.org/C74909509","wikidata":"https://www.wikidata.org/wiki/Q10387","display_name":"Gerontology","level":1,"score":0.3871575593948364},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.25850093364715576},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.13750100135803223},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1093/geronj/40.2.204","doi":"https://doi.org/10.1093/geronj/40.2.204","is_oa":false,"landing_page_url":"https://doi.org/10.1093/geronj/40.2.204","pdf_url":null,"source":{"id":"https://openalex.org/S2735781901","display_name":"Journal of Gerontology","issn_l":"0022-1422","issn":["0022-1422","2331-3323"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Gerontology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W4238094148","https://openalex.org/W4236509300","https://openalex.org/W4242583019","https://openalex.org/W2470395448","https://openalex.org/W2189385236","https://openalex.org/W4242900612"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-10-27T15:51:10.671819","created_date":"2022-05-12T00:00:00"}