Margaret E. Guerin-Calvert
Vice Chairman and Senior Managing Director
Ms. Guerin-Calvert, a founding director of Compass Lexecon (formerly, Competition Policy Associates), has an active practice before federal and international antitrust agencies and in litigation, including class certification, health care and pharmaceuticals, and network industries. She has been involved in numerous merger reviews in regulated, service, and manufacturing industries and in various non-merger matters, including damages. She has served as an expert witness in the U.S., Canada, New Zealand, and Europe; including as economic expert in healthcare litigation, financial services, airlines and CRS. She served as the expert witness for Arch Coal in the merger challenge by the FTC. She was formerly Principal at Economists Incorporated and Assistant Chief of the Economic Regulatory Section at the Antitrust Division, U.S. Department of Justice. At the Antitrust Division, she served as Chair of the Inter-agency Task Force on Bank Competition and worked on the 1993 Health Care Policy Statements. She also served as Economist at the Federal Reserve Board and as adjunct lecturer at Duke University’s Institute of Policy Sciences. She has testified before the FTC on B2Bs, intellectual property, and healthcare, and before Congress on banking, and has written extensively on network industries, healthcare, banking, and coordinated effects. Among other publications, she authored “The Role of the Economist/Economics in ‘Proving’ Coordinated Effects,” Columbia Business Law Review, co-edited “Electronic Services Networks: A Business and Public Policy Challenge,” and authored “Coordinated Effects Analysis: Cruise Line Mergers (2002),” in J. Kwoka Jr. and L. White, eds. The Antitrust Revolution. She is currently Chair of the Membership and Equal Opportunity Committee, and former Council member and Chair of Exemptions and Immunities Task Force of the ABA Section of Antitrust Law. She traveled to Beijing, China to meet with senior MOFCOM officials as part of a Section delegation to merger review and enforcement principles.