Trustees

• Marilyn Simons Ph.D.

  President Simons Foundation
  

  Marilyn Hawrys Simons has worked primarily in the non-profit sector as a volunteer for the past 20 years, focusing on education. She has served as President of the Simons Foundation since 1994. Dr. Simons is currently President of the Board of LearningSpring Elementary School, a school for children diagnosed with autism spectrum disorders. She received a B.A. and a Ph.D. in Economics from the State University of New York, Stony Brook.

• James H. Simons Ph.D.

  Secretary and Treasurer Simons Foundation
  

  James H. Simons, Ph.D. is Secretary and Treasurer of The Simons Foundation. Dr. Simons is President and founder of Renaissance Technologies Corp. Prior to his financial career, Dr. Simons served as chairman of the Mathematics Department at S.U.N.Y. Stony Brook, taught mathematics at M.I.T. and Harvard University, and was a cryptanalyst at the Institute of Defense Analyses in Princeton, N.J. Dr. Simons' scientific work was in the area of geometry and topology, and his most influential work involved the discovery and application of certain measurements, now called Chern-Simons Invariants, which have had wide use, particularly in theoretical physics. James Simons holds a B.S. from M.I.T., a Ph.D. from U.C. Berkely, and won the American Mathematical Society's Veblen Prize for his work in geometry in 1975. He is a former Chairman of the Stony Brook Foundation, and is currently a trustee of Rockefeller University, M.I.T. and the Institute for Advanced Study.

• Mark Silber J.D., M.B.A.

  Vice-President Renaissance Technologies
  

  Mark Silber, J.D., M.B.A., is Vice-President and General Counsel at Renaissance Technologies, where he has held responsibility for finance, administration and compliance since joining the firm in 1983. Prior to joining Renaissance, he was a Certified Public Accountant with the accounting firm of Seidman & Seidman, now BDO Seidman. Mr. Silber holds a Bachelor's degree from Brooklyn College, a J.D. and L.L.M. in tax law from the New York University School of Law, and an M.B.A. in finance from the New York University Graduate School of Business Administration.