Associations:
Rockridge Community Planning Council - Chair Emeritus, 2012-present
Rockridge Community Planning Council - Chair, Land Use Committee, 2008-present
Sierra Club, San Francisco Bay Chapter - Member, Legal Committee, 1998-present
State Bar of California, Environmental Law Section - Member, 1996-present
Rockridge Community Planning Council - Chair, Board of Directors, 2008-2012
Alameda County Bar Association, 1992-2006
Sierra Club, San Francisco Bay Chapter - Executive Committee, 1997-1998
Association of California Water Agencies - Member, Board of Directors, 1992-1994