por JUAN.FRANCISCO TAMBURRINO 3 anos atrás
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Context
Setting or situation in which evidence is produced
Selectivity and representativeness
Evidence is always selective
Campaigning groups, newspapers, broadcasts
Corroboration
Pieces of evidence
Support each other.
Observation and eyewitness accounts
Eyewitness= credible
Hearsay evidence= less credible
Reputation
A person's character or an organisation's standing
Expertise
Evidence given by an expert is often judged to be highly credible
Expertice is only credible if it is relevant
Bias
Favouring a particular view.
A biased viewpoint may reduce the credibility of the source
Vested interest
People have something to gain from promoting and defending a particular point of view.
Neutrality
A neutral source is impartial. It has no motive or reason.
Sometimes contaminated
Expert witnesses