Legal Flashcards
Frye
“General acceptance” test to determine the admissibility of scientific evidence
Daubert
Rule of evidence regarding the admissibility of expert witness testimony, replaced Frye rule
Daubert- Illustrative factors of “scientific methodology”
- general acceptance
- peer review and publication
- can be and has been tested
- there is a known and potential acceptable error rate
- research was conducted independent of the particular litigation
Kumho
Judge’s gatekeeper role extends to non-scientific testimony as well (technical/experience based)
Rules of Evidence #702
Testimony by expert witness
1) knowledge will help the trier of fact understand evidence
2) testimony based on sufficient facts or data
3) product of reliable principles and methods
4) expert has reliably applied the principles and methods to the case
Brady
Pretrial discovery rule that requires that the prosecution must turn over all exculpatory evidence to the defendant in a criminal case
Melendez-Diaz
6th Amendment right of confrontation- requires forensic analysts to testify in court so they can be cross-examined
Chain of custody
Used to assist in the identification and authentication of evidence in court
Discovery
Disclosure of evidence that is relevant to the case, minimizes the miscarriages of justice
Voir dire
Creates the standard for an expert witness’s testimony and credibility; establishes expert’s competency and knowledge in the profession and field