In a toxic tort case, plaintiffs must establish general causation. If a substance is incapable of causing the type of injury plaintiff claims, then it certainly didn’t cause theirs. Under Texas law, toxic tort plaintiffs must...more
Federal Rule of Civil Procedure 26(a)(2) requires parties to disclose the opinions of experts who may present evidence at trial. If the disclosures are inadequate, Rule 37(c) requires exclusion of the opinions “unless the...more
As we reported in April, the United States Court of Appeals for the Ninth Circuit certified a question on California’s Learned Intermediary Doctrine in Himes v. Somatics, LLC, 2022 WL 989469 (9th Cir. Apr. 1, 2022). The...more
An expert witness is not supposed to pick a desired result and then reverse engineer inputs and methods that reach that result. As the Ninth Circuit observed 30 years ago, “[c]oming to a firm conclusion first and then doing...more
Harris Beach attorneys Abbie Eliasberg Fuchs, Bradley M. Wanner and Daniel R. Strecker review and analyze key judicial holdings and legal developments in New York, the federal arena and across the country that have affected...more
Peer-reviewed literature can be a powerful tool in attacking an opposing expert’s opinions. A solid, on-point article can do more than merely satisfy several of the so-called Daubert factors for assessing reliability – by...more
There are few legal phrases more fun to say than “ipse dixit.” The phrase is most commonly used in motions to exclude experts who base their opinions on nothing more than their own say so...more
In personal injury and wrongful death cases, the plaintiff bears the burden of proving medical causation, which almost universally requires testimony from a competent expert. Some plaintiffs offer testimony from forensic...more
Early last year, the In re: Incretin-Based Therapies MDL court held that the plaintiffs’ warnings claims were preempted, excluded plaintiffs’ general causation experts, and granted summary judgment to all defendants on dual...more
Multidistrict litigation is often criticized for enabling plaintiffs to file meritless cases and then hide in large inventories, hoping to be swept up in a settlement (whether global or otherwise) before the case is...more
While we all rely on Google or other internet search engines to find and absorb information quickly these days, a recent decision in the Central District of Illinois highlights the problems for expert witnesses relying on...more
There has been much discussion recently about how Rule 702 is in need of a tune-up to better guide district courts’ gatekeeping. More about that soon. But a case now pending before the Supreme Court, Monsanto Company v....more
The Aftermath of Marsh - When the Marsh case was decided in 2007 its broad interpretation of the “pure opinion exception” and narrow vision of the role of Frye took Florida expert evidence admissibility law well out of the...more