- The Q Group – Institute for Quantitative Research in Finance (board of directors, 2008.present; planning committee, 2011-present; program committee, 1999.present; 40th anniversary [Fall 2006] program subcommittee chair)
- Chicago Quantitative Alliance
- Research Council on Global Investment of TIAA-CREF
- American Economic Association
- QWAFAFEW
- Society of Quantitative Analysts
- Hawken School alumni association (class historian 1984-1996; formerly Associate of the James A. Hawken Society; 40th reunion committee)
- University of Chicago Alumni Association (Chicago Society, 2009)
- Penn Club of New York
- Torrey Pines Association, La Jolla, California (life member).
