- American Law Institute, (elected 2008)
- Association of Business Trial Lawyers, Board of Governors (2008-12)
- Los Angeles County Bar Association, Appellate Section (2009-12)
- Institute for Law and Economic Policy, Vice President (2009-present)
- Taxpayers Against Fraud (Dodd-Frank SEC Working Group) (2010-present)
- Special counsel, D.C. Mayoral transition team and Special Counsel to the mayor (1992-93)