Jim Simons, the billionaire investor, mathematician and philanthropist, died on Friday in New York City, according to his foundation, the Simons Foundation. Simons was 86 years old. Simons, the founder of the hedge fund Renaissance Technologies, helped to pioneer quantitative investing, a market strategy that relies on mathematical and statistical models to identify investing opportunities. Later in life, Simons became a political donor and philanthropist. Simons had a love for math and numbers... Read this story