Ms. Samuelson is the CEO and Chairman of Analysis Group, and works in the Boston office. She is an expert in antitrust, finance, and valuation, combining more than 30 years of experience applying economic and financial analysis to complex legal disputes with five years of experience as a practicing trial attorney. A key aspect of Ms. Samuelson’s work is the direction of economic analyses for merger review, regulatory investigations, and large private litigations. Working with affiliate David Dranove on behalf of the US Department of Justice, she led the case team that successfully challenged the proposed merger of Anthem and Cigna. She has managed economic analyses related to antitrust issues in more than 100 matters during her career, including numerous government, competitor, and consumer matters on behalf of MasterCard over more than two decades, and on behalf of Microsoft during a similar period. Ms. Samuelson has also provided analysis of issues of class certification, liability, and damages in a broad set of technology- and financial services-related cases, and has analyzed economic issues related to government investigations and mergers involving companies in technology and health care. She has served as an expert in many phases of litigation, including development of economic and financial models; preparation of testimony; development, presentation, and review of pretrial discovery; and critique of economic and financial analyses of opposing experts.