Remembering Billionaire Jim Simons, Who Died At 86: His Last Interview ForbesJim Simons, Math Genius Who Conquered Wall Street, Dies at 86 The New York TimesLong Island's debt to James Simons NewsdayJim Simons, billionaire quantitative investing pioneer who generated eye-popping returns, dies at 86 CNBCJim Simons, billionaire hedge fund founder, dies at 86 CNN