Witnesses Flashcards
Competency of Witnesses: generally
1) personal knowledge
2) oath or affirmation
Dead Man’s Statute
1) witness not ordinarily incompetent merely because she has an interest in the outcome of litigation
2) BUT under statute, in a civil action, interested witness is incompetent to testify in support of her own interest against the estate of a decedent concerning communications or transactions between the interested witness and the decedent
3) fear of perjury
Leading Questions on Direct
1) preliminary intro matters
2) youthful or forgetful witness
3) hostile
4) adverse party or someone under control of adverse party
Refreshing recollection
1) witness may not read from prepared memo, must only testify on basis of current recollection
2) BUT if memory fails, may be shown a memo or ANY other tangible item to jog his memory
Refreshing recollection: adversary rights
1) inspect the memory-refresher
2) use it on cross-exam
3) introduce it into evidence
Past recollection recorded: foundation needed to read into evidence
1) showing writing to witness fails to jog memory
2) witness had personal knowledge at former time
3) writing was either made by witness or adopted by witness
4) making or adopting occurred while the event was fresh in witness’ mind
5) witness can vouch for accuracy of writing when made or adopted
Lay Witness opinion admissible when
1) rationally based on witness’ perception
2) helpful to the jury
EXAMPLES:
drunk, sober, speed of vehicle, sane, insane, emotions of another person, odors, handwriting, character
Expert Witness qualifications
1) education AND/OR
2) experience
Experts: Proper subject matter
scientific, technical or other specialized knowledge that will be helpful to jury in deciding a fact
Experts: basis of opinion
“reasonable degree of probability or reasonable certainty”
Experts: data sources
1) personal knowledge
2) other evidence admitted at trial
3) facts outside the record of a type reasonably relied upon by experts forming opinions in the particular field (can’t disclose to jury beyond general ID)
Experts: reliability of principals and methodology
Court acts as “gatekeeper”
1) testing of principals and methods
2) rate of error
3) acceptance by other experts in the field, general acceptance is not needed
4) peer review or publication
Experts: learned treatise
1) Direct: may read into evidence relevant portions as substantial evidence if established as reliable (must be with expert testimony)
2) cross-exam: read into evidence to impeach and contradict opponent’s expert
3) CANNOT be introduced as an exhibit
Ultimate Issue Civil
1) opinion testimony of lay or expert not objectionable just because it embraces an ultimate issue
2) BUT all other requirements for opinion testimony must be satisfied, including helpfulness
3) if phrased in legal terms, not considered helpful b/c legal jargon that the jury doesn’t understand
Ultimate Issue: Criminal
1) proper objection if expert seeks to give direct opinion that defendant did or did not have relevant mental state
2) expert can only testify in general terms about the effects of a D’s mental condition without linking it to the particular case