Robinson Bradshaw

Author: Lawrence Moore

Both Car and Class Totaled?

One of the key issues at class certification is whether plaintiffs have met their burden to establish commonality and predominance: that “questions of law or fact common to class members predominate over any questions affecting only individual members,” as required by Fed. R. Civ. P. 23(b)(3). Plaintiffs often rely on an expert model purporting to […]

Kelly v. RealPage Inc.: The Third Circuit Lowers the “Heightened Standard” for Ascertainability

Rule 23 does not explicitly require that a court be able to determine who the members are before certifying a class. But judges have found implicit in the Rule a requirement that membership in a defined class be “ascertainable” or “definite.” For example, a court cannot address the numerosity requirement or provide effective relief to […]

Does Tyson’s “No Reasonable Juror” Standard Relieve Courts of the Obligation Rigorously To Analyze Expert Statistical Models at Class Certification?

In order to have a class certified, the plaintiffs have the burden of proving to the satisfaction of the court, “after a rigorous analysis,” that they comply with Rule 23—that is, that “there are in fact sufficiently numerous parties, common questions of law or fact, etc.”  Wal-Mart Stores, Inc. v. Dukes, 564 U.S. 338, 350-51 […]