By then, though, the media had declared the one-time boy genius a bust. He retreated even more from the public eye. William James Sidis died of a cerebral bleed in 1944. He was 46 years old.

According to the average IQ of a genius, Elon Musk is among the geniuses, and therefore he should be counted among them. It has been well known for years that Elon Musk has a high IQ and a strong ...