The state of North Carolina follows the Daubert test for the admissibility of expert witness testimony. State v. McGrady, 787 S.E.2d 1 (N.C. 2016). This rule requires that to be admissible, all expert witness testimony must be relevant and reliable. Id. Determining the relevance and reliability starts with assessing “whether the reasoning or methodology [...]
The state of Illinois follows the Frye test for the admissibility of expert witness testimony. Donnellan v. First Student, Inc., 891 N.E.2d 463 (Ill. App. Ct. 2008). Under the Frye test, expert witness testimony is admissible if “the methodology underlying the opinion is ‘sufficiently established to have gained general acceptance in the particular field [...]
The state of Georgia follows the Daubert test for the admissibility of expert witness testimony. Webster v. Desai, 699 S.E.2d 419 (Ga. Ct. App. 2010). Under this rule, expert testimony is admissible if it is “relevant and reliable.” This means the following must be true: “(1) the testimony is based upon sufficient facts or data [...]
The state of Florida follows the Frye test for the admissibility of expert witness testimony. Holy Cross Hospital, Inc. v. Marrone, 816 So.2d 1113 (Fla. Dist. Ct. App. 2001). Under the Frye test, pure opinion testimony from an expert witness is not admissible. Id. To allow expert witness testimony, said testimony must be deduced [...]
The state of New York follows the Frye test for expert witness admissibility. State v. David D., 37 N.Y.S.3d 685 (N.Y. App. Div. 2016). Under this test, for evidence to be admissible it must be “generally accepted as reliable by the relevant scientific community.” Id. To determine if the evidence is generally accepted, the [...]
The state of California follows the Frye test for expert witness admissibility. People v Buell, 16 Cal.App.5th 682 (Cal. Ct. App. 2017). This test provides that admissibility of expert witness testimony regarding the expert’s testing is reliant on the “reliability of scientific testing and its scientific basis.” Id. There is a two-step process in [...]
Jury instructions regarding expert witnesses in Wyoming are not readily accessible in jury instruction handbooks as jury instructions in other states are. However, case law provides insight as to what the jury is instructed in Wyoming in regard to expert witnesses. First, expert witnesses are allowed to testify as to their opinion on the [...]
Jury instructions regarding expert witnesses in Wisconsin are outlined in Wisconsin’s Jury Instructions, §1:12 instruction number 7. WIS. PRACTICE SERIES, ELEMENTS OF AN ACTION § 1:12 (2017). This rule instructs the jury that expert witnesses can testify to their opinions on the matter at hand. Id. The rule tells the jury that it is [...]
Jury instructions regarding expert witnesses in West Virginia are outlined in the Jury Instructions for Virginia and West Virginia, § 41-112. W. VA. JURY INSTR. § 41-112 (2016). This rule instructs the jury that experts have a specific area of skill that they are permitted to testify to. Id. The jury is to “consider [...]
Jury instructions regarding expert witnesses in Washington are outlined in Washington’s Pattern Jury Instructions, Civil Rule 2.10. Wash. Prac. Pattern Jury Instr. Civil 2.10 (2013). This rule is not mandatory when there is expert testimony, but if requested by a party the court should read the instruction specifically pertaining to expert witnesses. Id. The [...]