Ellen Meriwether

Ellen Meriwether has been a litigation partner with Cafferty Clobes Meriwether and Sprengel LLP since the firm’s inception in 1992 and concentrates her practice in antitrust litigation. She has held leadership positions in a number of the firm’s antitrust cases, including In re Cattle Antitrust Litigation, In re Insurance Brokerage Antitrust Litigation, In Re Restasis (Cyclosporine Ophthalmic Emulsion) Antitrust Litigation, and Kamakahi v. American Society for Reproductive Medicine.

Ms. Meriwether is a Director of the AAI and has served on the Editorial Board of Antitrust, a magazine published by the Antitrust Law Section of American Bar Association, for the past 11 years, including three years as Editorial Board co-chair. In service to the antitrust community, Ms. Meriwether has authored a number of amicus briefs submitted both in the United States Supreme Court and in various Circuit Courts of Appeals, including briefs before the Supreme Court in Tyson Foods Inc. v. Bouaphakeo and in American Express v. Italian Colors.

Ms. Meriwether has published a number of articles on topics relating to complex, class action and antitrust litigation, including, among others, Antitrust Class Certification: The Use of Statistical and Representative Evidence to Establish Predominance of Common Proof, 93 Temple L. Rev. 553 (Spring 2021) (with Roberta Liebenberg); “The Fiftieth Anniversary of the Rule 23 Amendments:  Are Class actions on the Precipice?” (Antitrust, Vol. 30, No. 2, Spring 2016); “Comcast Corp. v. Behrend: Game Changing or Business as Usual?” (Antitrust, Vol. 27, No. 3, Summer 2013); “Class Action Waiver And the Effective Vindication Doctrine at the Antitrust/Arbitration Crossroads,” (Antitrust, Vol. 26, No. 3, Summer 2012); and “The Hazards of Dukes: Antitrust Plaintiffs Need Not Fear the Supreme Court’s Decision,” (Antitrust, Vol. 26, No. 1, Fall 2011).

Since 2010, Ms. Meriwether has been included in the US News and World Report Publication of “Best Lawyers in America” in the field of Antitrust Law, and she has been named a “Pennsylvania Super Lawyer” each year since 2005. Ms. Meriwether is also active in the Philadelphia legal community, most notably as Board Chair of the Public Interest Law Center.