This research explores speech prosody as a stress marker, analyzing the effects of relaxation methods on vocal changes and their implications for stress relief.

Rosen said officers eventually wrenched a confession out of Garrett after claiming the voice stress test was “a reliable tool used by the military that was 100% accurate.” The officers’ implication, ...

LEWES, Del., Nov. 6, 2018 /PRNewswire/ -- Innocent people are being exonerated in record numbers as new technologies such as DNA become more sophisticated and the Computer Voice Stress Analyzer (CVSA® ...

PHILADELPHIA -- Police want to know if a suspect is lying, but the polygraph test comes back inconclusive. What's an exasperated interrogator to do? Increasingly, law enforcement agencies are using a ...