- The Inner Circle of Advocates, which limits its membership to 100 of the best plaintiffs’ personal injury attorneys in the United States.
- International Academy of Trial Lawyers. The IATL is an invitation-only honorary society limited to 500 fellows from both the plaintiff’s and defense bar. Its mission is to promote the Rule of Law around the world and to elevate standards of integrity, honesty and courtesy in the legal profession.
- The American Law Institute, an organization of judges, lawyers and legal scholars that regularly publishes Restatements of the Law, model codes, and legal studies, as the ALI states: “to promote the clarification and simplification of the law and its better adaptation to social needs, to secure the better administration of justice, and to encourage and carry on scholarly and scientific legal work.”
- National Academy of Sciences’ Panel on Law, Science and Technology (member for two terms, 2000-2006).
- National Board of Trial Advocacy: Certified civil trial advocate, 1999 to present. The NBTA is a certifying agency accredited by the American Bar Association. To qualify for NBTA certification, lawyers must have extensive experience in their specialty and meet several objective quality standards in addition to passing a written test.
- Litigation Counsel of America. This is an invitation-only honorary society of trial lawyers limited to 3,500 Fellows nationally.
Other memberships: Bar associations of Maryland, Virginia, District of Columbia; American Association for Justice (formerly Association of Trial Lawyers of America); Trial Lawyers Association of Metropolitan Washington, D.C. (president 2005-2006); Virginia Trial Lawyers Association; Maryland Trial Lawyers Association; Public Justice (formerly Trial Lawyers for Public Justice); The Counsellors (president 2002-2003).