Category Archives: Experts – Daubert

Pointing out a Problem

Minnesota “Fryes” the Difference Between Novel Scientific Theory and Novel Science


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In re 3M Bair Hugger Litig., 2019 Minn. App. LEXIS 11, the Minnesota Court of Appeals analyzed the applicable standard for determining whether or not expert opinion testimony based on a novel scientific theory is admissible. Using the Frye-Mack standard, the court reinforced that if an expert opinion involves a novel scientific theory, the underlying evidence used to formulate that theory must be generally accepted in the relevant scientific community. The court further articulated the standard by confirming that, pursuant to Minn. R. Evid. 702, the Frye-Mack applies to novel scientific theory, not novel science. Once the standard is deemed applicable, the court must find the novel scientific theory to be generally accepted in the scientific community to admit the expert’s testimony. Although 3M does not discuss subrogation matters, its analysis should apply with equal force to opinions offered by experts in subrogation cases. Continue reading

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Fallen Tree

Georgia Court of Appeals Holds Lay Witness Can Provide Opinion Testimony on the Value of a Property If the Witness Had an Opportunity to Form a Reasoned Opinion


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In Woodrum v. Ga. Farm Bureau Mut. Ins. Co., 815 S.E.2d 650 (Ga. Ct. App. 2018), the Court of Appeals of Georgia considered whether the lower court properly disqualified a contractor as an expert witness and excluded the contractor from offering lay opinion testimony regarding the value of a property. The Court of Appeals held that, while the lower court properly disqualified the contractor as an expert witness, it improperly excluded the general contractor’s lay opinion testimony regarding the value of the property. This case establishes that, in Georgia, a lay witness can provide opinion testimony on the value of a property if the proponent of the testimony demonstrates that the witness had an opportunity to form a reasoned opinion. Continue reading

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