American Bar Foundation, Patron Fellow
Litigation Counsel of America, Senior Fellow
Loyola University Chicago School of Law, Institute for Consumer Antitrust Studies, U.S. Advisory Board
American Bar Association
Antitrust Law Section, Fall Forum, Co-Chair, 2021-2023
Antitrust Law Section, Council Member, 2022-25
Antitrust Law Section, Competition/Consumer Protection Policy and North America Comments Task Force, 2019-2021
ABA Standing Committee on Pro Bono and Public Service, Chair, 2022-23; Member, 2018-2019, 2020-2023
Antitrust Law Journal, Associate Editor, 2013-2014; Referee, 1997, 2008
The Antitrust Source, Editor, 2010-2013
Intellectual Property Committee, Vice-Chair, 2006-2010
Antitrust Law Developments (Sixth), Intellectual Property Chapter, Editor & Drafter
ABA Free Legal Answers (Virginia), 2020-present
ABA Section Advisor, Telehealth Drafting Committee, Uniform Law Commission (2021)
Virginia State Bar,
Member, Standing Committee on Access to Legal Services
American Economic Association
American Health Law Association
Merger Guidelines: Enhanced and Annotated - annotated versions of the Horizontal and Vertical Merger Guidelines (with Prof. Sean Sullivan, University of Iowa College of Law), Co-Editor
Law360, Competition Editorial Advisory Board, 2020, 2021
National Institute for Trial Advocacy, Program Director and Faculty, 2010-present
United States District Court for the Northern District of California
Early Neutral Evaluator, 2008-2011, 2017-present
Criminal Justice Act Appellate Panel, 2009-2011
Mediator, 2007-2011, 2017-present
United States Court of Appeals for the Fourth Circuit, Criminal Justice Act Appellate Panel, 2009-2011
United States District Court for the Eastern District of California, Pro Bono Panel (Civil Rights Cases), 2007-2011, 2017-present
Veterans Consortium Pro Bono Program, Volunteer, 1997-2011
United States District Court for the Eastern District of Virginia, Court-Appointed Public Defender, 1992-2000
Yale Alumni Schools Committee, Montgomery County, Maryland, 2013-present
A Wider Circle, Volunteer, 2015-present
C&O Canal Trust, Volunteer, 2015-present
Walt Whitman High School, Tutor, 2015-present
Bowman International School, Trustee, 2010-2012; Secretary, 2010-2011
Asian Law Alliance, Director, 2005-2011; President, 2008-2009; Vice President, 2007-2008; Secretary, 2007
Young Audiences of Virginia, Inc., Board Member and General Counsel, 1992-2001