Alfred Binet
French psychologist and inventor of the first usable intelligence test (1857–1911)
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Updated 2026-05-29
French psychologist who invented the IQ test with Théodore Simon—born from a 1904 debate about which kids belonged in regular schools. The Binet-Simon test, published in 1905, became the template for measuring intelligence itself.
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Alfred Binet, born Alfredo Binetti, was a French psychologist who together with Théodore Simon invented the first practical intelligence test, the Binet–Simon test. In 1904, Binet took part in a commission set up by the French Ministry of Education to decide whether school children with learning difficulties should be sent to a special boarding school attached to a lunatic asylum, as advocated by the French psychiatrist and politician Désiré-Magloire Bourneville, or whether they should be educated in classes attached to regular schools as advocated by the Société libre pour l'étude psychologiq…
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Stable9.2
Composite of search demand, mentions, audience & graph footprint.
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Momentum1.1
Historical21.2
Source confidence60.0
Completeness70.0
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#242
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#30
Category rank
#28
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- WikidataHigh confidencewikidata · wikidata.org
- WikipediaHigh confidencewikipedia · en.wikipedia.org
- Pantheon 2.0High confidencedatabase · pantheon.world
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