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Dec 17, 2023 · William Sidis took general intelligence tests late in life for civil servants in New York and Boston. His phenomenal ratings are a matter of records. However, Sperling never seems to have given Sidis an IQ test himself to test his IQ.
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Nov 24, 2021 · Though no scorecards or test reports concerning his intelligence exist today, considering Sidis’ age and academic brilliance, his IQ score is estimated by some to be somewhere between 50...
His IQ was thought to be 50 to 100 points higher than Albert Einstein's. William James Sidis was perhaps, as National Public Radio suggested in 2011, the smartest guy ever.
- The Creation of The First IQ Test
- The Evolution of Testing Intelligence
- Who Has The Highest IQ in The World?
- The "Fundamentally Flawed" Nature of IQ Tests
In the late 1800s and the early 1900s, a great deal of interest was stirring in the scientific community regarding research on intelligence. Early works on the subject were published by Sir Francis Galton, the founder of differential psychology, who believed that intelligence was hereditary and could be determined by observing how a person performe...
Over time, the Binet-Simon Scale was improved upon — first by Stanford University psychologist Lewis Terman, who standardized the test and used two scales of measurement in his revision, rather than one, to provide more accurate results. He also translated the test into English in 1916. A year later, psychologist Robert Yerkes developed two IQ test...
Even with the standardization of IQ tests and the numerous revisions made to them over time, it's still not quite so simple to identify the highest IQ ever. There are, of course, people whose scores extend upwards into the high 100s and even into the 200s, but shockingly, some of the world's smartest people have much lower scores than you might exp...
As a report from The Independentexplains, a 2012 study found that IQ tests fail to accurately represent the complex nature of human intellect. "The results disprove once and for all the idea that a single measure of intelligence, such as IQ, is enough to capture all of the differences in cognitive ability that we see between people," said Roger Hig...
- Austin Harvey
TIL William James Sidis had an IQ that was believed to be between 250 and 300. At eighteen months old he could read The New York Times, at two he taught himself Latin, at three he learned Greek. By the time he was an adult he could speak more than forty languages and dialects.
A likely origin for the "10% myth" is the reserve energy theories of Harvard psychologists William James and Boris Sidis. In the 1890s, they tested the theory in the accelerated raising of the child prodigy William Sidis .
He entered Harvard University at age 11 and, as an adult, was claimed by family members to have an IQ between 250 and 300, and to be conversant in about 25 languages and dialects.
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