Olivia Adendorff is a partner in the Dallas office of Gibson, Dunn & Crutcher. Ms. Adendorff has handled a wide assortment of antitrust, employment, securities, and general litigation matters, with particular expertise in managing complex commercial class actions. She has practiced in federal district and appellate courts across the country.
Ms. Adendorff has been involved in a variety of trial proceedings, including arguing against a motion to dismiss in the widely-publicized Tenet Healthcare Corp. v. Community Health Systems, Inc. litigation in the Northern District of Texas.
With respect to her appellate experience, she has practiced before the Fifth, Sixth, Seventh, Ninth, and Eleventh circuit courts of appeal, handling everything from appeals as of right to writs of mandamus and interlocutory review of class certifications.
Ms. Adendorff received her Juris Doctor degree cum laude in 2009 from Harvard Law School, where she served as Managing Editor of the Harvard Journal on Legislation. In 2009, she clerked for Chief Judge Sidney Fitzwater in the Northern District of Texas. In 2006, Ms. Adendorff earned a Bachelor of Arts degree cum laude in Economics from Harvard College.
Ms. Adendorff is an active member of the ABA’s Antitrust Section, and served as an editor for the Section’s Antitrust Class Action Handbook. She has also served as an editor for Gibson Dunn’s semi-annual antitrust and securities updates.
Mrs. Adendorff serves on the board of the Dallas Summer Musicals and is a member of the Harvard Schools Committee for the Harvard Club of Dallas. She has also been a member of Attorneys Serving the Community, the Junior League of Dallas, and the Federalist Society. In addition, she is a former associate of the Higginbotham Inns of Court.
Ms. Adendorff is a member of the State Bar of Texas. She is admitted to practice before the United States Courts of Appeals for the Fifth, Sixth, and Ninth Circuits; the Northern District of Illinois; and all four federal district courts in Texas.
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