Chapter 2: Evidence: Origins, Types, and Admissibility

Admissibility

Whether evidence qualifies to be presented and heard by a court

Pseudoscience, lack of relevance, new scientific methods

Types of unaccepted admissibility evidence

Frye

The ____ Standard Staes that scientific techniques or methods used by an expert witness are only allowed in court if they have gained “general acceptance” in a relevant scientific community.

Daubert

The ____ Standard introduced the Gatekeeper Rule where judges can block non-admissible evidence from the courtroom.

Gatekeeper

Daubert vs Merrell Dow Pharmaceutical introduced _____.

Relevance

G.E. vs Joiner introduced _____.

All Experts

Kumo Tire vs Carmichael introduced _____.

Biological

Evidence that is human tissues used for identification and individualization (ex. serology and DNA testing)

Chemical

Evidence that are seized drugs, toxicology samples, materials chemistry, and explosives.

Trace Evidence

Tiny physical material transferred between people, objects, or a crime scene during an interaction.

Circumstantial

All forensics evidence is ______.

Impression

Evidence that is dependent on quality and uniqueness (ex. footwear, tire marks, firearms)