Alfred Binet created the first IQ test to identify students needing educational help. Binet's IQ test led to the concept of ...

Intelligence tests are among the most influential - but also controversial - innovations of the 20th century. Alfred Binet ...

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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 ...

Most adults never have to take an IQ test. But tests for assessing students’ cognitive abilities, such as the cognitive ability test (Cat), are used in schools around the world. These tests are very ...

What we are witnessing is not necessarily a collapse in cognitive ability, but a profound transformation in how intelligence ...