Federal Rules of Evidence 701 and 702 govern the admissibility of lay and expert opinion testimony, respectively, in federal courts. Rule 701(c) helps paint the line between the two, providing that an opinion “based on...more
US courts are issuing guidelines to ensure litigators disclose any use of generative AI in legal proceedings. By now, most of us have heard a story about the misuse of generative AI in the practice of law: the attorney...more
Product liability claims require proof of causation. To be sure, they also require proof of some defect in the product and/or its accompanying warnings and product literature. But defect and causation are separate elements...more
On November 15, 2023, the New Jersey Supreme Court released its decision on the much anticipated issue of whether Drug Recognition Expert (DRE) testimony is admissible under New Jersey Rule of Evidence 702. The Court...more
Class certification is the feature fight of any putative class action lawsuit. If granted, it can multiply the stakes of a case several hundred- or thousand-fold. If denied, it can signal the end of the litigation. Because of...more
A proposed amendment to Federal Rule of Evidence 702, which governs the admissibility of expert testimony in federal court, could clarify the evidentiary burden on proponents of expert testimony and a court’s role regarding...more
No visit to New Orleans is complete without a bowl of gumbo. There are many preferences, of course, but every great bowl of gumbo has the same foundation. It is of no consequence whether you prefer Dooky Chase’s savory, porky...more
On April 17th, CVC filed its Reply to Broad's Opposition (filed on April 9th) to CVC's Miscellaneous Motion No. 2 to Exclude Evidence filed (on April 2nd), in Interference No 106,155 between Senior Party The Broad Institute,...more
In a recently issued order, ALJ Lord granted-in-part and denied-in-part Respondents’ motion in limine to exclude certain testimony of Complainants’ expert. Certain Radio Frequency Microneedle Dermatological Treatment Devices...more
In a recently issued pair of orders, ALJ Lord denied both Respondents’ and Complainants’ motions in limine to exclude certain expert testimony. Certain Radio Frequency Microneedle Dermatological Treatment Devices and...more
On October 15, 2018, in the matter of Richard Delisle vs. Crane Co., et al., the Supreme Court of Florida unequivocally reaffirmed that Frye remains the standard for the admission of expert testimony. This reaffirmation comes...more
In a 28-page opinion, a panel of the Ninth Circuit overturned a district court’s denial of class certification, in part, because the lower court required supporting evidence to be admissible. This decision certainly...more
Six years after the Wisconsin legislature amended Wis. Stat. § 907.02(1) to adopt the federal Daubert standard for admission of expert testimony, the Wisconsin Supreme Court applied the standard for the first time in a civil...more
Expectations were high in the class action world for the Supreme Court’s recent decision in Tyson Foods, Inc. v. Bouaphakeo. At first blush, however, Tyson seems to be neither the test case nor the blockbuster decision that...more
On March 22, 2016, the Supreme Court issued a decision permitting class plaintiffs to rely on "representative" or "sample" evidence to satisfy the prerequisites to class certification and certain elements of their claims. ...more
The United States Supreme Court recently ruled in Tyson Foods, Inc. v. Bouaphakeo, No. 14-1146, --- S. Ct. ---, 2016 WL 1092414 (U.S. Mar. 22, 2016), as to when a plaintiff may use statistical sampling in seeking to certify a...more
While the Supreme Court in Tyson Foods, Inc. v. Bouaphakeo dashed employers’ hopes that the Court would broadly preclude statistical evidence and severely limit wage and hour class actions in a fashion similar to its...more
In Tyson Foods, Inc. v. Bouaphakeo, 577 U.S. __ (2016), the Supreme Court considered whether a case could proceed as a class action under Rule 23(b)(3) when the plaintiffs relied upon statistical, representative evidence to...more
As my colleague, Katherine Kayatta, alluded to in her detailed post earlier this week, much of the initial commentary on the Supreme Court’s Tyson Foods decision has been to the effect that the decision may crack open the...more