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Helena may have falsely stated that the Civil Service exam William took in 1933 was an IQ test and that his ranking of 254 was an IQ score of 254. It is speculated that the number "254" was actually William's placement on the list after he passed the Civil Service exam, as he wrote in a letter to his family. [43]
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...
Aug 14, 2022 · As for William James Sidis, he had an estimated IQ of around 250 to 300. Anybody with a high IQ will be happy to tell you it’s meaningless (though they’ll probably still be a little smug). But Sidis was so smart that his IQ was the same amount as three average human beings combined.
Jan 23, 2011 · Born in Boston in 1898, William James Sidis made the headlines in the early 20th century as a child prodigy with an amazing intellect. His IQ was estimated to be 50 to 100 points higher than...
Mar 26, 2022 · William James Sidis was one of the most astounding geniuses of the twentieth century, with potential even greater than the great scientists we know. His story, however, demonstrates how a high IQ is not a sufficient element to guarantee a human being the achievement of a happy life.
Nov 7, 2006 · Though he probably would not have put much stock in formal measures of intelligence, Sidis’s sister later claimed that a psychologist had administered an IQ test on her brother, arriving at an estimated score of 250-300. In such a test, 100 is average and over 140 is considered genius.
In terms of IQ, the psychologist related that the figure would be between 250 and 300. Late in life William Sidis took general intelligence tests for Civil Service positions in New York and...
