Educational expansion and the hidden reversal of the Flynn effect-Differential trends across socioeconomic strata.
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| Title: | Educational expansion and the hidden reversal of the Flynn effect-Differential trends across socioeconomic strata. |
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| Authors: | Bratsberg B; Ragnar Frisch Centre for Economic Research, Oslo 0349, Norway.; Centre for Fertility and Health, Norwegian Institute of Public Health, Oslo N-0213, Norway., Fjell AM; Center for Lifespan Changes in Brain and Cognition, Department of Psychology, University of Oslo 0349, Oslo, Norway.; Computational Radiology and Artificial Intelligence, Department of radiology and nuclear medicine, Oslo University Hospital, Oslo 0424, Norway., Rogeberg OJ; Ragnar Frisch Centre for Economic Research, Oslo 0349, Norway., Walhovd KB; Center for Lifespan Changes in Brain and Cognition, Department of Psychology, University of Oslo 0349, Oslo, Norway.; Computational Radiology and Artificial Intelligence, Department of radiology and nuclear medicine, Oslo University Hospital, Oslo 0424, Norway. |
| Source: | Proceedings of the National Academy of Sciences of the United States of America [Proc Natl Acad Sci U S A] 2026 Jul 14; Vol. 123 (28), pp. e2536089123. Date of Electronic Publication: 2026 Jul 06. |
| Publication Type: | Journal Article |
| Journal Info: | Publisher: National Academy of Sciences Country of Publication: United States NLM ID: 7505876 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1091-6490 (Electronic) Linking ISSN: 00278424 NLM ISO Abbreviation: Proc Natl Acad Sci U S A Subsets: MEDLINE |
| Database: | MEDLINE Ultimate |
| ISSN: | 1091-6490 |
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| DOI: | 10.1073/pnas.2536089123 |
