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Federal Rule of Evidence 702

Definition

The US federal rule governing expert testimony. As amended through 2023, it requires that expert opinion be based on sufficient facts or data, the product of reliable principles and methods, and that the expert has reliably applied those methods to the facts of the case. The proponent must demonstrate admissibility by a preponderance of the evidence.

Related terms

Abuse of discretion
The standard of appellate review established by Joiner for Daubert rulings. An appellate court will reverse a trial judge's gatekeeping decision only...
Bharatiya Sakshya Adhiniyam 2023 (BSA 2023)
India's evidence law replacing the Indian Evidence Act 1872, governing admissibility of expert testimony (Section 39) including forensic phonetic evidence. Does not...
Criminal Procedure Rules Part 19
The English and Welsh procedural rules governing expert evidence in criminal proceedings. They impose a duty on the expert to help the...
Daubert gatekeeping
The judicial function under Daubert v. Merrell Dow Pharmaceuticals (1993) and Federal Rules of Evidence Rule 702, requiring the trial judge to...
Daubert standard
The US federal evidentiary standard (Daubert v. Merrell Dow Pharmaceuticals, 1993) requiring that expert testimony be based on scientifically valid methods with...
Daubert trilogy
The three US Supreme Court decisions that together define the federal standard for expert testimony admissibility: Daubert v. Merrell Dow Pharmaceuticals (1993),...
Error rate
One of the Daubert factors: the known or potential rate at which a method produces false positives or false negatives, and whether...
Frye standard
The US legal test for admissibility of scientific evidence, originating from Frye v. United States (1923), which required that a technique be...
Frye test
An admissibility standard derived from Frye v United States (DC Cir 1923) requiring that a scientific technique must have gained general acceptance...
Gatekeeping role
The function assigned to the trial judge under Daubert and FRE 702 to assess whether proposed expert evidence meets the reliability threshold...

Explained in these topics

  • Admissibility Standards Around the WorldThe US federal rule governing expert testimony. As amended through 2023, it requires that expert opinion be based on sufficient facts or data, the product of r...
  • The Daubert Standard and Its ProgenyThe rule governing expert testimony in US federal court. Amended in 2000 to codify the Daubert trilogy, it requires that expert testimony be based on sufficien...

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