then success on the test represented the 8-year-old level of intelligence. From Binet's work, the phrase "intelligence quotient," or "IQ," entered the vocabulary. The IQ is the ratio of "mental ...

The idea that IQ is synonymous with a person’s intelligence. This is a widespread belief, but is it based on scientific ...

Intelligence Quotient (IQ) tests have long been the standard for measuring human intelligence. Developed in the early 20th ...

For millennia, intelligence has been debated. Understanding intelligence was important for education, professional ...

The concept of IQ testing began in the early 20th century with Alfred Binet, who developed the Binet-Simon scale to identify children needing special education. Over time, this test evolved into ...

Those include the Wechsler Adult Intelligence Scale, Stanford-Binet Intelligence Scale and Peabody Individual Achievement ...

Isaiah Quintabe, whose reasoning scores on the Stanford-Binet intelligence test are near genius levels, has his... Two cases with powerful personal aspects challenge Isaiah “IQ” Quintabe ...