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DETECTION OF DECEPTION, LIES, verbal and nonverbal cues, DETECTING…
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LIES
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SERIOUS LIES
DePaulo et al 2004
Stems from behaviour deemed bad (immoral unjustifiable, illegal)
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29% psychological (identity, protect self, hurt others)
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Approaches
COGNITIVE EFFORT
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Assumption 2 - cues (speech rate, pupil dilation, motor movements) increase/decrease when a person expresses high cognitive load
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EMOTIONAL
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Lying associated with fear, guilt and excitement
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