Can you have a class action if class members can’t reliably be found? That question is at the heart of the debate over ascertainability—one that has divided the federal courts. Earlier this week, the Ninth Circuit weighed in, holding in Briseno v. ConAgra Foods, Inc. (pdf) that plaintiffs need not demonstrate “an administratively feasible way to identify class members [as] a prerequisite to class certification.”

That conclusion is disappointing.Continue Reading Ninth Circuit rejects meaningful ascertainability requirement for class certification, cementing deep circuit split