William James Sidis: the Tragic Story of the Smartest Person Ever Lived - Learning Mind

William James Sidis was a mathematical genius with an IQ of 250. But William never made a success of his incredible intellect. He died, penniless recluse

The Prodigy: A Biography of William James by Wallace, Amy

The Highest IQs Ever: Meet 27 Of The World's Smartest People

The Smartest Man in America? - luckbox magazine

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The Prodigy: A Biography of William James Sidis, America's Greatest Child Prodigy (Audible Audio Edition): Amy Wallace, Aze Fellner, Crossroad Press: Books

The Amazing Story of Genius William James Sidis - HubPages

The life story of the most intelligent man in the world whose IQ was 300! - Free press

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William James Sidis: the Tragic Story of the Smartest Person Ever Lived - Learning Mind