Download Detecting Deception: Current Challenges and Cognitive by Pär Anders Granhag, Aldert Vrij, Bruno Verschuere PDF

By Pär Anders Granhag, Aldert Vrij, Bruno Verschuere

Detecting Deception deals a state of the art consultant to the detection of deception with a spotlight at the ways that new cognitive psychology-based methods can increase perform and leads to the field.

  • Includes entire assurance of the newest medical advancements within the detection of deception and their implications for real-world practice
  • Examines present demanding situations within the box - equivalent to counter-interrogation suggestions, mendacity networks, cross-cultural deception, and discriminating among actual and fake intentions
  • Reveals a number of recent methods in line with cognitive psychology with the capability to enhance perform and effects, together with the strategic use of proof, enforcing cognitive load, reaction occasions, and covert lie detection
  • Features contributions from across the world popular experts

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Extra resources for Detecting Deception: Current Challenges and Cognitive Approaches

Sample text

SCAN: Research Research on SCAN is scarce. Given how often SCAN is used in real life, this is worrying and SCAN research is therefore urgent (Heydon, 2011). Only five SCAN studies have been published to date. In a field study, 30 written statements voluntarily given by suspects immediately prior to their polygraph tests were analysed (Driscoll, 1994). The SCAN expert allocated 73% of the truthful and 95% of the deceptive statements correctly. These accuracy scores are high and often mentioned by SCAN users.

For example, if an interviewee refers in his statement to all conversations he had as ‘conversations’ except one conversation which he describes as a ‘discussion’, it is likely that she/he perceived this conversation differently from the other conversations. Adapted with permission from Vrij (2008). © John Wiley & Sons, Ltd. Verbal Lie Detection Tools 23 the climax of the story. Objective and subjective time refers to how different time periods are covered in a statement. Objective time is the actual duration of events described in the statement, whereas subjective time is the amount of words spent describing these events.

Change in language Does the statement recount the events in chronological order (out-of-sequence information)? A deviation of the chronological order indicates deceit. Also, does the statement contain information that does not seem relevant (extraneous information)? The presence may indicate deceit because interviewees could include extraneous information to hide more important information. The inclusion of words that indicate that some information has been left out, such as ‘sometime after’, ‘finally’, ‘later on’ and ‘shortly thereafter’.

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