Sanford Police Department Relied on Voice Stress Analysis in Trayvon Martin Shooting Investigation

A lawyer for George Zimmerman, who on 26 February 2012 shot and killed unarmed 17-year-old Trayvon Martin, has told WOFL television news that his client passed a voice stress test administered by the Sanford, Florida Police Department. Criminal defense attorney Hal Uhrig made the statement in explaining why he believed that Zimmerman, whom he had not yet met, …

Continue reading ‘Sanford Police Department Relied on Voice Stress Analysis in Trayvon Martin Shooting Investigation’ »

FactCheck.org on Herman Cain Lie Detector Ad

The non-partisan website FactCheck.org has a well-researched commentary on a new political advertisement in support of GOP presidential candidate Herman Cain that touts his supposed “passing” of a voice stress “test” performed by Atlanta private investigator T.J. Ward. See “Whole Truth About the Cain ‘Lie Detector.’” For additional commentary by AntiPolygraph.org on Ward’s supposed “test,” see “CBS …

Continue reading ‘FactCheck.org on Herman Cain Lie Detector Ad’ »

Cain Backpedals on Lie Detector, Cites “Layered Voice Analysis”

Republican presidential hopeful Herman Cain has backed off from his declaration at a press conference convened to address allegations of sexual harassment  that he was “absolutely” willing to do a lie detector test. In an interview with Neil Cavuto of Fox News, Cain conditioned his willingness to do a lie detector test on the willingness …

Continue reading ‘Cain Backpedals on Lie Detector, Cites “Layered Voice Analysis”’ »

CBS Atlanta Falls for Bogus Lie Detector

  On Wednesday, 9 November 2011, CBS Atlanta aired an interview with private investigator T.J. Ward, who used a computer program to analyze recorded statements by Republican presidential candidate Herman Cain and Sharon Bialek, who alleges that Cain made a sexual advance on her when she sought his help getting a job. According to Ward’s …

Continue reading ‘CBS Atlanta Falls for Bogus Lie Detector’ »

Nemesysco Controversy Roundup

Israeli lie detector company Nemesysco has issued a press release responding to  Professors Anders Eriksson and Francisco Lacerda’s article, “Charlatanry in Speech Science: A Problem to Be Taken Seriously,” which laid bare in devastating detail the pseudoscientific nature of Nemesysco’s lie detection “technology.” It should be noted that Nemesysco’s press release opens with a misleading …

Continue reading ‘Nemesysco Controversy Roundup’ »

Baker DVSA Loses a Customer

Dee J. Hall reports for the Wisconson State Journal that “Dr.” E. Gary Baker, the faux Ph.D. who markets what he styles a “Digital Voice Stress Analyzer” to law enforcement agencies, has lost the Jefferson, Wisconsin Police Department as a customer: Jefferson police cancel training on voice-stress analyzer By DEE J. HALL 608-2523-6132 dhall@madison.com The …

Continue reading ‘Baker DVSA Loses a Customer’ »

Nemesysco Founder Amir Liberman Is a Charlatan

Amir Liberman, the founder of Nemesysco, an Israeli company that internationally markets voice based lie detectors that simply don’t work, successfully pressured an academic journal into withdrawing the Internet availability of a peer-reviewed article that exposes Liberman’s lie detection “technology” for the pseudoscientific flapdoodle that it is. The Article Swedish linguists Anders Eriksson and Francisco …

Continue reading ‘Nemesysco Founder Amir Liberman Is a Charlatan’ »

Colorado Television News Program Investigates Computer Voice Stress Analysis (CVSA)

Colorado television station KUSA 9News investigative reporter Jace Larson examines the use of the “Computer Voice Stress Analyzer” (CVSA) in the state: KUSA – A device used by Colorado law enforcement agencies to identify when someone is lying, may not work and may be costing taxpayers money. Computer Voice Stress Analyzers (CVSAs) claim to measure …

Continue reading ‘Colorado Television News Program Investigates Computer Voice Stress Analysis (CVSA)’ »

Oklahoma Study Finds Voice Stress Analysis “Testing” No Better Than Random Chance

The National Institute of Corrections has published a research study on voice stress analysis (VSA) conducted by the Oklahoma Department of Mental Health and Substance Abuse Services with support from the National Institute of Justice. From the abstract (emphasis added): …The goal of this study was to test the validity and reliability of two popular …

Continue reading ‘Oklahoma Study Finds Voice Stress Analysis “Testing” No Better Than Random Chance’ »

Daytona Beach News-Journal Discredits Voice Stress Analysis

In a 28 April 2007 editorial cryptically titled, “Wired Policing Stresses Voices, More,” the Daytona Beach News-Journal skewers local law enforcement agencies’ reliance on voice stress analyzers: As the urban legend goes, police interrogating a suspect put a colander on the suspect’s head, run wires from the colander to a copy machine, make a meaningless …

Continue reading ‘Daytona Beach News-Journal Discredits Voice Stress Analysis’ »