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Nobody knows for sure.
His father, Boris Sidis, Ph.D., M.D., also a genious and a psychologist, physician, psychiatrist, and an early Freud disciple, did not believed in IQ tests.
After a deep study on William James Sidis's rare published works (specially "The Animate and the Inanimate", a book published in 1925 about cosmological reversibility, and the possibility of the existance of dark matter and black holes, many years before Nobel Prize Prof. Subrahmanyam Chandrasekhar's Theoretical Astrophysics works mention this hypothesis), his ratio IQ was estimated to be between 250 and 300.
(Albert Einstein's IQ is belived to be 200.)
What else can I help you with?
When was James William Lewis born?
James William Lewis was born in 1955.
When did William James Craig die?
William G. James died on 1977-03-10.
When was William James Rees born?
William James Rees was born in 1913.
When was James William Slessor Marr born?
James William Slessor Marr was born in 1902.
When did James William Denny die?
James William Denny died on 1923-04-12.
What is William James Sidis's birthday?
William James Sidis was born on April 1, 1898.
How old is William James Sidis?
William James Sidis was born on April 1, 1898.
Who is the man who has the highest IQ?
The man with the highest recorded IQ is William James Sidis, with an estimated IQ between 250 and 300. Sidis was a child prodigy with exceptional mathematical and linguistic abilities, but faced many challenges in his personal and professional life.
Who was the smartest man of the 20th century?
William James Sidis
Who was the cleverest person ever?
Albert Einstein
What is implecation of the lifr style of William James sidis to your economic system is it benificial?
IMPLECATION
What is the highest IQ score ever scored by a person?
The Highest Iq ever scored was a 228 by Mary Savil, Dr. Jarvik's Wife. The highest estimated IQ was William James Sidis, who was estimated to have an IQ of 250-300. Most people do not count IQ scores of people under 18, since it is not accurate-A few people had IQ scores at 500 at the age of 3. Since I am 13 years old, my IQ doesn't count, but I have an IQ of 289.
Who had an IQ of 210?
William James Sidis, an American child prodigy born in 1898, is often cited as having an estimated IQ of around 210. He was known for his extraordinary mathematical abilities and mastery of languages at a very young age. However, it's important to note that IQ scores, especially those claimed in the past, can be controversial and may not always be scientifically validated.
What is the highest IQ ever recored?
The highest IQ ever estimated was the 300 IQ of William James Sidis. The highest IQ of a person alive today and recordedis the 228 IQ of Marilyn vos Savant. Both of these IQs were ratio IQs, meaning they were calculated by figuring out the person's "mental age" based on how many questions they answered and then using the formula Mental age/chronological age * 100. IQs are no longer calculated this way.
Who has an IQ of 400?
Sort of an interesting question, but such a person or organism has such a high IQ. Not even Einstein.High IQ: Any score over 140 Genius IQ Score: 160 and up 180 and up - Profoundly giftedThere is information of a math genius named William James Sidis whose sister said the he had an IQ of about 300. But that has been mostly debunked. A researcher stating: "I have been researching the veracity of primary sources of various subjects for about twenty-eight years, and never before have I found a topic so satiated with lies, myths, half-truths, exaggerations, and other forms of misinformation as is in the history behind William Sidis".He did attend Harvard at age 11. And did graduate but those students in his classes began to harass him physically. Sidis is cited as one of the possible inspirations for Matt Damon's character in Good Will Hunting.
What is the smartest person's IQ?
Marilyn vos Savant (born 1946) obtained an IQ of 228 (at age 10) to qualify as the highest IQ score on a standardized test. This is listed in the Guinness Hall of Fame, but the category was closed in 1989 for the World Records.
What is the highest IQ you can have?
AnswerMarilyn vos Savant. She has an aricle weekly in The Parade magazine._______________________________________________________________________________Hmm..... If I do record correctly, the person with the highest IQ (Intelligence Quotient) alive is Marilyn Vos Savant BUT this man named William James Sidis had 232 IQ but he is dead... Also people like Da Vinci has very high IQ and like Albert Einstein...These tests are not usually true, even computer generated ones.Sidis = 232 IQ (DEAD)Savant = 228 IQ (PRESENT)P.S. Please don't trust these tests, when I did a computer generated test, it showed that I have 154 IQ and I know I am NOT a genius or near genius!!!Also, by Felix Wang, better than awesome!
