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
In December 2023, back when the ink was still drying on the amendments to Federal Rule of Evidence 702, the Southern District of New York excluded all five general causation experts proffered by plaintiffs in the In re...more
When tasked with assessing the admissibility of expert testimony under Federal Rule of Evidence 702, courts often cite the so-called Daubert factors as criteria that guide the inquiry. Among those factors is “whether the...more
The Committee Notes to the newly implemented amendments to Federal Rule of Evidence 702 make clear that the “[j]udicial gatekeeping” of expert evidence is “essential.” Federal courts in New York have played an important role...more
A central tenet of toxicology is that “the dose makes the poison.” Every chemical is toxic if enough of it is consumed, and every chemical has some dose – even if miniscule – at which it poses no significant risk. A chemical...more
On opening an opinion, lawyers habitually roll their eyes when they see a table of contents. Even more so when they learn the opinion is over 300 pages. The MDL order granting defense motions to exclude experts and for...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