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 ...

On July 13, 1944, in a modest Boston boarding house, William James Sidis was ... Many experts believe that Sidis was the smartest person to ever live, with an estimated IQ between 250 and 300 ...

William James Sidis: Believed to have an IQ ranging between 250-300, Sidis was a polymath and child prodigy. Kim Ung-Yong: A South Korean child prodigy with an IQ of 225; he began speaking ...

There is not a distinct answer to who has the highest IQ, but it is not Albert Einstein. Those with higher IQs in comparison with Einstein include William James Sidis, Leonardo Da Vinci and ...

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. Deemed the smartest man ...