Bachelor of Science in Mathematics, Massachusetts Institute of Technology, 1958. Doctor of Philosophy in Mathematics, University California, Berkeley, 1961.
Mathematics teacher Massachusetts Institute of Technology, Harvard University, 1961—1964. Staff member communications research division Institute Defense Analysis, Alexandria, Virginia, 1964—1968. Chairman mathematics department State University of New York, Stony Brook, 1968—1978.
Founder, president Renaissance Technologies Corporation, East Setauket, 1982—2008, chairman, 1997—2005, Chief Executive Officer, 2008—2010. Board directors Franklin Electronic Publications Inc., since 1983. Founder Renaissance Institutional Equity Fund, 2005.
Founder Math for America, New York City, 2004. Co-founder John Simons Foundation. Trustee Mathematics Sciences Research Institute, Berkeley, Brookhaven National Laboratory, Upton, New York, Rockefeller University, New York City, Institute Advanced Study, Princeton, New Jersey.
Board directors Massachusetts Institute of Technology Corporation. Fellow: American Academy Arts & Sciences.
Married Barbara Simons (divorced). Children: Paul(deceased), Nick(deceased). Married Marilyn Hawrys Simons.