Other Flashcards
Preliminary Questions
(1) A court must decide any preliminary questions as to whether:
(a) A witness is qualified;
(b) A privilege exists; or
(c) Evidence is admissible;
(2) By applying a preponderance of the evidence standard;
(3) In so deciding, the court is not bound by the rules of evidence, except those on privilege.
Conditional Relevance
For evidence depending on a fact’s existence, the court must determine that a reasonable jury, based on a preponderance of the evidence, will find:
(1) There is sufficient supporting evidence;
(2) That the fact actually exists.
Lay Witnesses
Testifying non-expert’s are limited to opinions:
(1) Rationally based on witness’ perception;
(2) Helpful to understand their testimony or fact at issue; and
(3) Not based on scientific, technical, or other specialized knowledge.
Expert Witnesses
(1) The expert witness must be qualified;
(2) Their knowledge must help the jury;
(3) Their opinion must be based on sufficient facts and data;
(4) Their opinion must be the product of reliable principles and methods; and
(5) The expert must have reliably applied these principles and methods to the facts of this specific case.
Expert Witnesses:
Sufficient Factual Basis
An expert witness’s opinion has a sufficient factual basis when:
(1) Personally observed;
(2) Made aware of at proceeding;
(3) Made aware of before proceeding;
(4) From learned treatises or medical statements.
Expert Witnesses:
Reliable Principles & Methods
(1) “Generally Accepted” Test
OR
(2) Daubert Factors Test
Daubert Factors
(1) Has/can be tested;
(2) Subjected to peer review and publication;
(3) Known/potential rate of error;
(4) There are standards of operation;
(5) Was not prepared primarily for litigation.
Authentication
Proponent must produce sufficient evidence to prove the evidence is what they say it is.
Originals
Includes essentially identical duplicates, unless genuine question of original’s authenticity
Authenticating:
(1) Witness with knowledge
(2) Chain of custody
Major Privileges
(1) Attorney-Client;
(2) Therapist-Patient;
(3) Spousal; and
(4) Doctor-Patient.
Federal Court Law of Privileges:
Federal Criminal Cases
Federal Common Law
Federal Court Law of Privileges:
Civil Cases with Federal Question
Federal Common Law
Federal Court Law of Privileges:
State Law Claim in Federal Court
Applicable State Law