What is Forensic Psychophyslology? |
Forensic - means it is scientific and can be used at the CCMA or court as expert evidence.
Psycho - That which affects the workings of the
human mind.
Physiology - That which affects the workings of the
human body. |
PDD
Psychophysiological Detection of Deception (PDD) is the process of determining if a person is attempting to deceive or being truthful to an issue under investigation.
Theory of PDD
The fear of detection of deceptioin (lying) will cause changes in the body, at or near the point in time of the deception. A trained Polygraph Examiner can diagnose these changes.
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