Deciding an issue of first impression, the California Court of Appeal issued a writ of mandate confirming that there is only one standard for the admissibility of expert opinion in California, and that standard applies when considering a motion for class certification. Apple, Inc. v. Superior Court of San Diego County, 2018 Cal. App. LEXIS 69 (Cal. Ct. App. Jan. 29, 2018).   Accordingly, the Court of Appeal issued a peremptory writ of mandate directing the trial court to vacate its order granting Plaintiffs’ motion for class certification for reconsideration in light of the standards for the admission of expert testimony set forth in Sargon Enters., Inc. v. Univ. of S. Cal., 55 Cal.4th 747 (2012).
Continue Reading California Court of Appeal Confirms that There is Only One Standard for the Admission of Expert Testimony and that Expert Opinion Must Be Admissible to be Considered on a Motion for Class Certification