Jim Simons returned 66% per year for 30 years. Net of fees, 39%. The Medallion Fund is the best track record in financial history, and it isn't close. He had a math PhD from Berkeley at 23. He broke Soviet codes for the Institute for Defense Analyses during the Cold War. They fired him in 1968 for writing op-eds against Vietnam. Then he ran the Stony Brook math department and co-developed Chern-Simons theory with Shiing-Shen Chern in 1974. That paper is still cited in string theory and…