Original reporting and commentary about polygraphs, voice stress analyzers, and other purported "lie detectors."
Douglas Heingartner reports for the New York Times. Excerpt: IT is a time-honored interrogation tool and a staple of film noir: the lie-detector test that can incriminate or exonerate. But such tests need not involve strapping someone to a machine. In fact, they may not require the subject’s presence – or awareness – at all. …
Margie Wylie reports for the Newhouse News Service in a well-researched article on CVSA. Excerpt: Police departments across the country are buying the controversial Computer Voice Stress Analyzer, which its manufacturer claims can tell when a person is lying merely by the sound of his voice. When a suspect speaks, a computer program “listens” for …