Since 1986 there have been unparalleled advances in the psychophysiological detection of deception (PDD) processes and procedures. This paper traces the emergence of a new emphasis in PDD research; the development of forensic psychophysiology as an academic discipline; provides an overview of computerized polygraphs now in use for collecting physiological data; introduces new sensors and transducers currently under study; and describes a new instrument now under development.
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William J. Yankee (1995) studied this question.
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