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Class Certification Antitrust Litigation Expert Testimony

Zelle  LLP

Judge Donato Excludes Expert Opinion Testimony, Denies Class Certification in Klein V. Meta

Zelle LLP on

On January 24, 2025, Judge Donato granted Meta’s motion to exclude the opinions of user plaintiffs’ expert on antitrust injury. Finding that the class certification motion depended on the expert opinions offered by Dr....more

McDermott Will & Emery

[Event] Wage The Battle To Win The War: Expert Challenges At Class Certification - September 24th, Chicago, Illinois

Certifying an antitrust class under Rule 23 has become a battle. In the last 20 years, courts have been changing the game around Rule 23 interpretation, and rigorous analysis at class certification has made briefing...more

Robinson & Cole LLP

Use of Expert Testimony at Class Certification Stage Addressed By Third Circuit

Robinson & Cole LLP on

The Third Circuit recently joined the Seventh, Eighth, and Ninth Circuits in holding that, where a Daubert challenge is made to the use of expert testimony in support of class certification, the Daubert challenge must be...more

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