Evidence common law Flashcards
What are substitutes/dispensations of evidence?
Formal admissions. Judicial Notice. Presumptions
What is required to adduce contents of documents?
must fall within recognised exception to hearsay
What is the status of evidence that goes to an admitted fact?
It is irrelevant as admitted, thus inadmissible (R v Longford)
What is required under UCPR to withdraw formal admission
r 188: leave of court. Must demo why. Prejudice to other party to be considered inter alia.
What is the consequence of a POG in crim realm?
Formal admission to every element of the offence (Meisnner v the Queen)
Can you POG to alleged offence that is not true?
Yes (R v Hutchinson).
No misscarriage of justice for court to act on plea even if deft not really guilty (R v Vaughn)
Is a court bound to accept admission?
No. If admission untruthful or presents a fiction court can reject (Awap Sgt v CN 2000 Holdings)
What is judicial notice?
Facts that are so well known it would be a waste of time to insist on their formal proof (Holland v Jones)
What are some examples of judicial notice?
Current minister of defence
cancer is a major health problem
currency inflation
cannabis grass
AIDS is life threatening
QC income would exceed tax free threshold
female legal pracs are disadvantaged
fortunes cannot be predicted by astrology
children are mischievous
normal school hours
Can judicial notice apply to standard work of reference?
Yes. dictionaries, maps, reputable scientific texts
How can judicial notice work for geographical matters?
They can apply for map (note s 65 EA provides for maps)
Notorious geographical facts for small town may not be notice for a court in a larger centre
Where has judicial notice not been countenanced?
Thailand is a haven for paedophiles.
17 yo being unable to prematurely cease intercourse (universal sexual experiences do not exist)
Is judicial notice in the Cth Evi Act?
No, per se. However s 190 CEA parties can consent to order to dispense proof.
How does a presumption work?
Once circumstances established, court must draw that conclusion unless contrary is shown
What is the standard for a presumption to rebutted on
Briginshaw standard.
Can you ask a witness, if other witness has lied in proceeding?
No. it calls for an opinion about other witness’s state of mind.
Can you ask a complainant why an accused would be motivated to lie?
Generally no, improper to ask, unless raised by accused. Then pros can ascertain the basis of that suggestion.
What is the case and principles of expert evidence to be adduced?
Makita v Sprowles:
1. must be agreed/demo’d field of specialised knowledge
2. witness must have specialised training/study/exp in that field
3. Opinion must be wholly or substantially proffered on the witness’s expert knowledge.
4. Opinion based on facts observed by expert must be admissible.
5. Facts on which opinion is based must form a proper foundation of it.
6. Must show demonstration and criteria of the analysis for the conclusion.
Who decides if the supposed expert has sufficient knowledge in their field?
Judge does.
What must judge consider when assessing admissibility of expert evidence?
Judge must ascertain scope/limits of the expert’s specialised knowledge. Portion of evidence that transcends that can be excluded.
What is important about the nature of giving expert evidence?
Must be demonstrative, not simply assertive
What are the questions to be asked if their is a dispute a to witness’s status as an expert?
1 - does the asserted field of specialised knowledge exist
and, if yes
2 - is the witness sufficiently versed in the science
Note: highly developed sciences can have subdivisions (neurologist opinion on neurosurgery moot)
What does UCPR say mainly on Experts’ Duties?
r 426: Expert has duty to assist court, greater than that of the party paying them.
What does UCPR provide on evidence and multitude of experts?
r 429H: Evidence on particular issue should given by single expert, where possible.
How under UCPR is expert appointed?
rr 429G- 429J: Expert can be appointed by agreement, or by Court’s initiative
What is disclosure timeframe for expert reports under UCPR?
r 429I : as soon as practicable, and:
plaintiff, 90 days after close of pleadings
defendant, 120 days after close of pleadings
otherwise, non-party, 90 days
What UCPR rule governs the requirements of for report under ?
r 429H: various requirements etc.
Can fingerprint evidence alone support conviction?
Yes. (R v Carr)
Is DNA evidence only for convicting?
No, it can convict and exonerate (R v Button)
Can DNA alone support conviction?
Yes. (R v Forbes)
What case governs procedural steps for assessing DNA evidence?
R v Doheny sets this out - 13 steps - essentially disclose pre-trial, make available the data to def - give the evidence etc.
May need to enumerate all 13 steps
What is an ad hoc expert?
Expertise acquired through practice instead of formal accreditation by having skill/knowledge beyond common experience.
What are examples of ad hoc experts?
Firefighter on cause and progress of bushfire.
dog trainer propensities of certain dog breeds.
police drug officer on value of drugs.
police drug officer on drug nomenclature.
long time banking officer on banking practices.
How are competing expert opinions weighed?
Court to take into account:
- cogency of reasons, consistency, degree of care by expert, willingness to conceded points in cross, manifest independence
What is the consequence of expert evidence bias?
Bias evidence need not be rejected, however bias does go to weight
Are expert concessions about being wrong fatal?
No. opinion not nullified by that are concessions as to other possibilites.
Can you present common knowledge and facts via expert evidence?
No, it is improper to do this to gain forensic advantage.
What are examples of expert evidence not being needed?
Witnesses’ accounts of an event will differ slightly; or
A floor might be slippery.
Could cause of scratch marks to a victim be the purview of expert evidence? What case would apply?
Yes . Per R v Baydenclay. Scratch marks by fingernails instead of razor permitted as jury were unlikely to examined the matter as closely as experts.
How is expert evidence to be presented?
Must be presented demonstratively:
- factual foundation, scientific principles, application of principles to opinion
What is the basis rule for expert evidence?
Opinion must be proved by admissible evidence lead before, during or after the expert gives evidence.
What is the consequence of no objection breach of basis rule?
Breach of basis rule can still go to question of weight.
Does hearsay rule apply to expert evidence?
Expert’s professional literature and corpus of their professional experience is not bound by the hearsay rule. No expert can know everything. “Science is a team effort”) (Davie v Edinburg Corp).
What is an expert swearing the issue and is that necessary?
Swearing the issue; expressing the opinion in the very terms of the issue the court has to decide. Not necessary but tactful.
Can non-experts give opinion?
Yes, limited to matters of common experience; weather conditions, a person’s apparent age, emotional condition, state of sobriety. Cross exam can test this
How do courts regard ID evidence?
fallible. Seductive effect of ID evidence has frequently led to miscarriages of justice, thus needs special rules for directions to juries where ID significant issue. (Domican v The Queen)
What’s the effect of purported ID on a person of different racial group?
Diminishes that ID evidence (R v Nguyen [2001])
What is the consequence of inconclusive ID evidence?
Other evidence can still support a condition.
What ought a judge tell a jury about ID evidence?
Carefully consider the conditions in which it is made. The greater dependence on ID, the stronger the warnings.
Lighting, distance, how long observed, time from sighting to ID to police, previous seeing of deft etc.
What recourse is there for defence where ID evidence weak?
There is a discretion to exclude weak evidence of identity (see christie direction for more/s 130 EA)
What are some examples of prejudicial ID lineups?
all-male lineup but suggested female was offender.
accused only long-haired Aborigine.
accused only person with striking red hair.
accused only person with goatee beard.
Can a dock ID occur in Court?
No. Witness without prior knowledge of accused, this is of little value and liable to cause mistrial.
What is the method to establish deft ID in court?
There should be a successful “check-ID” at properly conducted parade or fair selection of photos that presupposes in-court ID.
Is there a consequence if a witness is presented photograph of deft as being a suspect prior to doing a photoboard?
Photoboard not admissible (Peterson v The Queen)
Is there a consequence of a deft refusing to do ID parade?
No adverse inference to be drawn. If pros however criticised for not doing an ID parade though, then evidence of this relevant to rebut that
What is imperative about photoboard/ID parade persons’ selection?
Must be fair and the selection of person must be similar to accused and must be nothing to draw particular attention to the accused.