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Litigation Strategies Evidence Daubert Standards

Stark & Stark

Court Affirms Admissibility of DTI-Based TBI Diagnosis in Oklahoma Federal Case

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In a significant decision for plaintiffs litigating traumatic brain injury (TBI) claims, the U.S. District Court for the Northern District of Oklahoma has denied a defense motion to exclude expert testimony based on diffusion...more

Proskauer - The Patent Playbook

A Looming En Banc Decision with Potentially Damaging Consequences – EcoFactor v. Google

For anyone following the evolving admissibility standards for expert opinions relating to patent damages, the EcoFactor v. Google case is one to watch. In December 2024, the Federal Circuit granted Google’s petition for...more

Montgomery McCracken

Recent Third Circuit Opinion Reinforces That Daubert Requires Courts to Examine the Data Underlying an Expert’s Analysis

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February 11, 2025 Types : Alerts Meta Platforms, Inc. recently defeated certification of a class of consumers who claim the company lied about its user privacy safeguards and violated antitrust laws. ...more

Faegre Drinker Biddle & Reath LLP

Can a Treating Physician’s Medical Testimony Be “Lay Opinion”? Divided Sixth Circuit Panel Disagrees on Where to Draw the Line

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

Faegre Drinker Biddle & Reath LLP

Experts Who Cannot Articulate a Standard Cannot Opine that a Defendant Failed to Meet the Standard

If you don’t know where a line is, you can’t say whether someone has crossed it. That principle applies in spades to expert witnesses, particularly when their role in the case calls on them to help the jury understand where...more

Goldberg Segalla

Turbine Manufacturer’s Motion to Exclude Expert Opinion Testimony Denied

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U.S.  District Court for the Eastern District of Louisiana Decedent James Grant Gooding was employed at various shipyards in Louisiana between 1970 and 1979. On March 4, 2020, he filed suit against a variety of premises...more

Faegre Drinker Biddle & Reath LLP

Experts’ Disagreement with Medical Literature Leads to Exclusion

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

Goldberg Segalla

Naval Expert’s Testimony Limited on Duty to Warn Issue

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United States District Court for the Eastern District of Louisiana, September 29, 2022 - The Callen Cortez (“Plaintiff”) matter has been previously reported by the Asbestos Case Tracker. At current issue is the...more

Butler Weihmuller Katz Craig LLP

Doctors, Scientists, & Engineers - Oh My! Changes to Federal Rule 702 are Likely Coming

Federal Rule of Evidence 702—Testimony by Expert Witnesses—was promulgated in 1975 when Congress first enacted the Federal Rules of Evidence. Original Rule 702 simply stated that “[i]f scientific, technical, or other...more

Butler Snow LLP

Back to Gumbo Basics: The Least Yall Could Do is Lay the Foundation(s)

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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

Rumberger | Kirk

Daubert Applies Retroactively, Explains Fourth DCA

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The Fourth District Court of Appeal recently issued a reminder that Daubert is the standard for all disputes regarding admissibility of expert testimony in Florida, and applies retroactively even where Frye was the standard...more

Faegre Drinker Biddle & Reath LLP

Hierarchy of Scientific Evidence Reigns Supreme: NJ Appellate Division Affirms Exclusion of Experts in Accutane Litigation

In In re: Accutane Litigation (A-4952-16T1) — an appeal decided just 10 days after oral argument — the New Jersey Appellate Division applied the New Jersey Supreme Court’s landmark decision In re Accutane Litigation, 234 N.J....more

McDermott Will & Emery

[Event] Wage The Battle To Win The War: Expert Challenges At Class Certification - September 24th, Chicago, Illinois

Certifying an antitrust class under Rule 23 has become a battle. In the last 20 years, courts have been changing the game around Rule 23 interpretation, and rigorous analysis at class certification has made briefing...more

Jones Day

ITC Excludes Expert Testimony for Violation of Ground Rules

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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

Jones Day

ITC Does Not Strictly Enforce the Daubert Standard for Expert Testimony

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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

Butler Weihmuller Katz Craig LLP

The Final Word? The Florida Supreme Court Adopts the Daubert Standard for Evidence

Prior to 1993, federal and state courts used the standard enunciated in Frye v. United States, 293 F. 1013 (D.C. Cir. 1923), to determine whether scientific evidence should be admitted at a trial. ...more

Carlton Fields

Supreme Court Of Florida Upholds The Frye Standard

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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

Rumberger | Kirk

Florida Supreme Court Rejects Daubert, Returns Florida to Frye Standard

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On October 15, 2018, the Supreme Court of Florida invalidated the 2013 legislative changes to the Florida Evidence Code that adopted the modern Daubert standard for admissibility of expert testimony, returning Florida to the...more

Cozen O'Connor

Just In: New Jersey Supreme Court Adopts Daubert Factors For Assessing The Reliability Of Expert Testimony

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On August 1, the Supreme Court of New Jersey issued a seminal ruling elucidating the state’s standard for admission of expert testimony in civil litigation. In a unanimous decision, the Court adopted the Daubert factors for...more

Faegre Drinker Biddle & Reath LLP

Staking Original Claim, New Jersey Incorporates Daubert Factors

On August 1, 2018, the Supreme Court of New Jersey effectively ended more than 2,000 Accutane lawsuits when it reversed an Appellate Division panel decision that had reversed a trial court’s exclusion of plaintiffs’ expert...more

Rumberger | Kirk

Florida Supreme Court Hears Argument On Daubert Standard

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On March 6, 2018, the Supreme Court of Florida heard argument in a case that presents the Court with an opportunity to resolve whether Frye or Daubert will be the governing standard for admission of expert testimony going...more

Rumberger | Kirk

Florida Supreme Court To Rule On Constitutionality Of Daubert Standard - UPDATED

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January 10, 2018 UPDATE: The Supreme Court of Florida has scheduled oral argument in the case for March 6, 2018, at 9:00 a.m The Supreme Court of Florida is poised to decide the constitutionality of the Daubert standard...more

Rumberger | Kirk

Florida Supreme Court To Rule On Constitutionality Of Daubert Standard

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The Supreme Court of Florida is poised to decide the constitutionality the Daubert standard for admissibility of expert testimony, resolving whether Frye or Daubert will be the governing standard going forward in Florida...more

Polsinelli

Missouri Adopts Daubert Standard Governing the Admissibility of Expert Opinion Evidence

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On March 28, 2017, Missouri Governor Eric Greitens signed House Bill 153 into law, repealing Section 490.065 RSMo governing the admissibility of expert witness opinion testimony and replacing it with provisions mirroring the...more

Butler Weihmuller Katz Craig LLP

Butler Quarterly - Winter 2017

Two recent federal cases highlight the challenges practitioners face in presenting expert claims handling testimony in bad faith litigation under the Daubert standard. In the first case, a court excluded such expert testimony...more

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