Alfred Binet created the first IQ test to identify students needing educational help. Binet's IQ test led to the concept of mental age, comparing a child's intelligence to the average of their peers.

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American In France in the 1860s, a teenage boy took ...

French psychologist Alfred Binet (1859-1911) took a different tack than most psychologists of his day: he was interested in the workings of the normal mind rather than the pathology of mental illness.

This 1937 version of the Stanford-Binet Intelligence Scales was produced in the United States. It used objects because this IQ test was aimed at children. Credit: SSPL/ Getty Images The Hechinger ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In 1908, the Frenchmen Alfred Binet ...

Intelligence tests are among the most influential - but also controversial - innovations of the 20th century. Alfred Binet set out with the best of intentions to determine how to place children in the ...

M. BINET'S volume originally appeared in the “Bibliothèque Scientifique Internationale,” and was reviewed in NATURE in July 1892 (vol. xlvi. p. 219). The subject with which it deals is beset with ...