Forensic L3 Flashcards
Deception
a successful or unsuccessful deliberate attempt, without forewarning, to create in another belief which the communicator considers to be untrue
Outright lie
complete contradictions
Exaggerations
facts are overstated or info that is conveyed in a way that exceeds the truth
Subtle lies
truths that are designed to mislead
Reasons to lie
gain personal advantage, avoid punishment, make positive impression, protection from disapproval, self or other oriented
Frequency of lying
Starts as denials around age 2-3, most lies are self-serving, extraverts lie more, highest rates among strangers, lowest rates among spouses, men and women lie equally as much
Behavioral indications of deception
Ekman’s Emotional Approach:
deception results in guilt, fear, excitement
Content indications of deception
More fillers, more pausing, neglect limb movement, avert gaze
should ask person to tell story backwards
Attempt to control behavior
rehearsed, higher pitched voice, increased errors in speech, shorter length of description, decreased nodding
Statement Validity Assessment
semi-structured interview (19 characteristics) Validity checklist (psychological, interview characteristics and motivation to report)
Othello Error
truth tellers can feel the same things liars and it could make them look like liars
Brokaw Hazard
individual differences in emotional expression