Presentation of Evidence (Writing Template) Flashcards
Presentation - Witness (Testimonial Evidence)
Personal knowledge, competency, lay opinion, expert opinion, refreshed recollection.
Personal Knowledge
A witness must have personal knowledge of the fact to which he will testify. Here,
Competency
A witness is competent to testify so long as he has personal knowledge of the matter about which he is to testify and must declare that he will testify truthfully.
Lay Opinion
Opinion testimony by a lay witness is admissible when it is : 1) rationally based on the witness’ perception, 2) helpful to a clear understanding of his testimony, and 3) not based on scientific, technical, or other specialized knowledge. Here,
Expert Opinion
An expert may state an opinion or conclusion, provided the following conditions are satisfied: 1) the subject matter must be appropriate for expert testimony, 2) the witness must be qualified as an expert, 3) the expert must possess reasonable certainty regarding his opinion, and 4) the expert’s opinion must be supported by proper factual basis. Here,
Expert Opinion -
Appropriateness of Subject Matter
An expert testimony is admissible if the subject matter is one where specialized knowledge would assist the jury in understanding the evidence or determining the fact at issue. Here,
Expert Opinion - Qualification
To testify as an expert, a person must have special knowledge, skill, experience, training, or education sufficient to qualify him as an expert on the subject to which his testimony relates. Here,
Expert Opinion - Reasonable Certainty Regarding Opinion
An expert opinion must be based on reliable principles, reliably applied. Under the Federal Daubert Standard, reliable evidence is 1) peer reviewed, 2) tested and subject to re-testing, 3) low error rate, and 4) reasonable level of acceptance in the field. Here…
Under the CA Kelly-Frye Standard, reliable evidence must be based on principles generally accepted as valid and reliable by experts in the field.
Expert Opinion - Proper Factual Basis
An expert may form an opinion based on material studied before or during the trial, provided that the material relied upon is the type upon which an expert in the field would reasonably rely on in forming such an opinion.Here,
Refreshed Recollection
A witness may use ANYTHING for the purpose of refreshing his recollection, however, he may not read from the writing while testifying. Here,
Whenever a witness has used a writing to refresh his memory on the stand, the adverse party is entitled to have the writing produced at trial. Here,
Presentation - Document/Item
Authentication, Chain of Custody, Best Evidence Rule, Parol Evidence Rule
Authentication
Documentary evidence will not be received in evidence unless the writing is authenticated by proof that shows that the writing is what the proponent claims it to be. The proof must be sufficient to support a jury finding of genuineness. Here,
Authentication - Voice
A voice may be authenticated by anyone who has heard the voice at any time. A witness may become familiar with a voice in preparation of litigation. Here,
Authentication - Handwriting
Handwriting may be authenticated by an expert or a non-expert who is familiar with the D’s handwriting. A non-expert without personal knowledge of the handwriting CANNOT become familiar with it for the purpose of testifying. Here,
Self-Authenticating Documents
Certain writings are said to “prove themselves” Extrinsic evidence is not required for 1) certified copies of public records, 2) official publications, 3) newspapers and periodicals, 4) trad inscriptions, 5) acknowledged documents, 6) commercial papers, and 7) certified business records. Here,