William James Sidis, shown here in his 1914 graduation photo, received his degree from Harvard University at age 16. He qualified for admission when he was 9, but he was not invited to attend ...

When William James Sidis was barely 3 years old, the story goes, he taught himself a language: Latin. By the time William (aka Billy) was 6, he had added Russian, French, German, Hebrew, Armenian ...

In 1909 and 1910 one could scarcely pick up a newspaper that had not carried stories of the incredible mental exploits of William James Sidis, the 11-year-old son of a Harvard psychology professor.

Within two years after William James Sidis' father gave him alphabet blocks, he was writing French and English on a typewriter. He was then four. At five, employing a formula of his own ...

William James Sidis, with an IQ surpassing Einstein’s, was a child prodigy destined for greatness but trapped by societal pressures and personal struggles. On July 13, 1944, ...