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Expert Witness Blog

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Compensation Expert Witness Testimony Not Allowed in Employment Discrimination Litigation

Summary:  Compensation Expert Witness expert witness testimony not allowed even though the plaintiff blamed the defendant for the plaintiff’s failure to supplement the expert’s July 2020 report. Facts:  This case (Robles v. Eminent Medical Center LLC et al – United States District Court – Northern District of Texas – August…

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Elevator & Escalator Expert Witness Testimony Allowed in Part in Elevator Fall Case

Summary: Elevator & Escalator Expert Witness testimony allowed in part even though the defendant argued that while he has experience with commercial elevators, he does not have experience with residential elevators. Facts:  This case (Voeltz v. Bridge Charleston Investments E LLC et al – United States District Court – District…

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Psychology Expert Witness Testimony Allowed in Part in Wrongful Conviction Case

Summary: Psychology Expert Witness allowed to testify in part, even though the defendant argued that an eyewitness identification expert is “generally excluded” because this type of testimony is within the understanding of the jury. Facts: This case (Gillispie v. City of Mia. Twp – United States District Court – Southern…

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Emergency Medicine Expert Witness Testimony Allowed in Construction Personal Injury Case.

Summary: Emergency Medicine Expert Witness testimony allowed even though the defendant argued that the expert’s use of descriptive words to describe the decedent’s pain is subjective in nature. Facts:  This case (Burrows et al v. 3M Company – United States District Court – Western District of Washington – August 12,…

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Occupational Medicine Expert Witness Testimony Allowed in Discrimination Lawsuit Against City of Chicago

Summary:  Occupational Medicine Expert Witness testimony allowed even though the plaintiffs argued that he did not conduct a validation study pursuant to specific EEOC Guidelines. Facts:  This case (Livingston et al v. City of Chicago – United States District Court – Northern District of Illinois – April 6th, 2022) involves…

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Nutrition Expert Witness Testimony Allowed in Dietary Supplement Mislabeling Litigation

Summary: Nutrition Expert Witness testimony allowed despite the defendants argument that he contradicted his own previous opinions that “ALL of the SAM-e manufactured by Vitamins Because was deficient.” Facts:  This case (Malgeri et al v. Vitamins Because LLC et al – United States District Court – Southern District of Florida…

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Environmental Toxicology Expert Witness Testimony Not Allowed in Deepwater Horizon Litigation

Summary:  Environmental Toxicology Expert Witness testimony not allowed even though the expert stated that in order to prove exposure, he would have to base his opinion on the scientific methods of an environmental toxicology. Facts:  This case (Pettaway v. BP Exploration & Production, Inc. et al – United States District…

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Addiction Medicine Expert Witness Allowed in Prescription Conspiracy Litigation

Summary: Addiction Medicine Expert Witness testimony is allowed because the court ruled that the expert’s testimony will not include a legal opinion Facts:  This case (United States v. Taylor – United States District Court – Eastern District of Kentucky – December 2., 2022) involves a claim by the United States…

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Environmental Engineering Expert Witness Testimony Allowed in Hazardous Contaminant Spill Litigation

Summary:  Environmental Engineering Expert Witness allowed to testify even though the defendant argued that he did not follow NCP standards when obtaining field samples of a hazard contaminant. Facts:  This case (Courtland Co. v. Union Carbide Corp. – United States District Court – Southern District of West Virginia – April…

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Business Valuation Expert Witness Testimony Allowed in Part in Securities Lawsuit

Summary: Business Valuation Expert Witness testimony allowed in part because the plaintiff’s charge that Dr. Finnerty relied on unknown information should be discussed on cross-examination. Facts:  This case (Overwell Harvest, Limited v. Widerhorn et al – United States District Court – Northern District of Illinois – December 2, 2022) involves…

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