Category «Voice Stress»

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 …

Department of Defense Polygraph Program Gets Makeover

Steven Aftergood reports in the Federation of American Scientists’ Secrecy News newsletter & blog that on 25 January 2007, the Department of Defense issued a new directive governing polygraph policy: The Department of Defense has revised and supplemented its polygraph program to include non-polygraph techniques for detecting deception. A new Pentagon directive (pdf) introduces the …

Tremors of the Trade

Retired NYPD detective Warren J. Sonne writes for Officer.com in an article titled, “Tremors of the Trade: Investigative Tool or Troublesome Black Magic?” Excerpt: Over the past decade, police departments all over this country have lined up to purchase Voice Stress Analyzers. In a country that has placed restrictive rules of law on the police …

Moscow Airport Says Passenger Screening Device Doesn’t Detect Lies: It Reads Minds

On 6 April 2006, Adrian Blomfield of the Daily Telegraph reported that Moscow’s Domodedovo Airport would soon begin requiring passengers to submit to voice-based lie detector “testing” in an attempt to identify terrorists and drug smugglers. The device, Nemesysco’s GK-1 Security Access Control System, is completely unsupported by any peer-reviewed scientific research whatsoever. Now, in …

Lie detectors raise doubts

Northwest Indiana Times reporter Bob Kasada reports on Computer Voice Stress Analysis. This story ran on nwitimes.com on Saturday, April 15, 2006 12:42 AM CDT Lie detectors raise doubts BY BOB KASARDA bkasarda@nwitimes.com 219.462.5151 Portage police Detective Capt. Terry Swickard has a lot of confidence in the department’s computer voice stress analyzer. The results of …

“Interrogation Machine’s Maker Settles Crowe Suit”

San Diego Union-Tribune staff writer Onell R. Soto reports. (The National Institute for Truth Verification, which markets the Computer Voice Stress Analyzer (CVSA), had earlier admitted in court that their device is not capable of lie detection, but continues to suggest otherwise on its website): The maker of a machine police used while interrogating the …

“Crowe Family Can Sue Makers of Lie-Detector Test”

North County Times reporter Teri Figueroa reports on a lawsuit involving the National Institute of Truth Verification, which markets the “Computer Voice Stress Analyzer”: SAN DIEGO —- A federal judge ruled Monday that three teenagers initially accused of killing Stephanie Crowe can sue the makers of a voice analyzer test that police used to gauge …