Gregory P Joseph is past president of the American College of Trial Lawyers and former chair of the Section of Litigation of the American Bar Association. By appointment of the Chief Justice of the United States, he served for six years as a member of the Advisory Committee on the Federal Rules of Evidence. He also served as chair of the New York State Courts' Committee of Lawyers to Enhance the Jury Process, by appointment of the Chief Judge of the State of New York. He was co-chair of the Third Circuit Task Force on Selection of Class Counsel by appointment of the Chief Judge of the US Court of Appeals for the Third Circuit. He is Chair of the Board of Trustees of the Supreme Court Historical Society and formerly was its President.
He is the author of several treatises, including Civil RICO: A Definitive Guide (5th ed. 2018), which the Harvard Law Review says "meticulously analyzes the decisions" and Fortune calls "the leading treatise on RICO"; Sanctions: The Federal Law of Litigation Abuse (5th ed. 2013; Supp. 2018), which is cited in the Advisory Committee Notes to the Federal Rules of Civil Procedure; and Modern Visual Evidence (Supp. 2018), which has been described by Communication Arts journal as "the authoritative text" on that subject. He has written more than 100 articles in professional journals. His books and articles have been cited in more than 250 judicial decisions and 350 law review articles. He is a member of the editorial board of Moore's Federal Practice, a 30-volume treatise on federal civil procedure.
Mr Joseph has lectured for the Federal Judicial Center and National Judicial College, and at several US Circuit Judicial Conferences. He is a member of the Council of the American Law Institute and a former member of the executive committee, and former chair of the Committee on Professional Responsibility, of the Association of the Bar of the City of New York..
He is an honours graduate of the University of Minnesota Law School and has tried cases in fields as diverse as securities fraud, takeovers, intellectual property, corporate governance, fiduciary duty, federal taxation, tort and contract. He has lectured extensively on complex litigation, securities laws, evidence, procedure, RICO and class actions. He served as Assistant US Special Prosecutor in the investigation of the United States Secretary of Labor in the early 1980s.