Original reporting and commentary about polygraphs, voice stress analyzers, and other purported "lie detectors."
AntiPolygraph.org has received a rather unpleasant letter from James D’Loughy, a lawyer representing NITV Federal Services, LLC (NITV), which markets a scientifically baseless voice-based lie detector called the “Computer Voice Stress Analyzer,” and its president, self-described “Renaissance Man” “Dr.” Charles Humble (who has not received a doctoral degree from any accredited institute of higher education). …
AntiPolygraph.org has published a set of documents concerning the San Diego Police Department’s polygraph practices. These documents, which date to 2017, focus primarily on pre-employment polygraph screening. The most notable document, titled “SDPD DLST Preemployment Script” instructs the polygraph operator how to conduct the “pre-test” procedure. “DLST” stands for “directed-lie screening test.” Directed-lie “control” questions …
In July 2018, the so-named National Institute for Truth Verification (NITV) of West Palm Beach, Florida, which markets a scientifically baseless lie detector called the Computer Voice Stress Analyzer (CVSA), filed in Florida a federal lawsuit against competitor Dektor Corporation and its sole proprietor, Arthur Herring III, of Coopersburg, Pennsylvania. Dektor markets a similarly scientifically …
Longtime polygraph critic Doug Williams, himself a former police polygraph operator, is scheduled to testify as an expert witness against the admissibility of polygraph evidence in a New Mexico court hearing scheduled for 30 May 2019. Dr. Alan Vaughn Emamdee of Farmington, New Mexico faces an 11-count indictment for alleged sexual abuse of patients and …
Computer Voice Stress Analysis (CVSA) is a pseudoscientific “lie detector” marketed to government agencies by the so-named National Institute of Truth Verification (NITV) in West Palm Beach, Florida. Although NITV has admitted in court that “CVSA is not capable of lie detection,” in marketing its Emperor’s-new-clothes “technology,” it continues to claim that CVSA is “over …
In “An Eye-Scanning Lie Detector Is Forging a Dystopian Future,” Wired science writer Mark Harris investigates “EyeDetect,” a new scientifically unproven lie detector being hawked as a replacement for the old scientifically unproven polygraph. Converus Inc. of Lehi, Utah, which markets EyeDetect, claims without proof that it can detect lies with 86% accuracy. Mark Harris …
In “The Dangerous Junk Science of Vocal Risk Assessment,” Ava Kofman of The Intercept examines “Remote Risk Assessment,” a voice stress analysis application being marketed by AC Global Risk, a San Francisco-based company led by U.S. Marine Corps veteran Alexander Martin. The company characterizes Remote Risk Assessment as “a sophisticated system that uses unique voice …
The NSA (@NSAgov) has blocked AntiPolygraph.org (@ap_org) from following and viewing the NSA’s tweets: Curious about what may have prompted this action, we used Google to search twitter.com for matches including both “ap_org” and “NSAGov.” We found two replies that we posted to tweets the NSA made on 9 July 2018. Here is the first …
Wired has published a major investigative article on law enforcement’s use of pre-employment polygraph screening. In The Lie Generator: Inside the Black Mirror World of Polygraph Job Screenings, science/technology writer Mark Harris (@meharris on Twitter) reports based on, among other sources, data gleaned from numerous public record access law requests filed with police and sheriff’s …
In this episode, podcast host George Maschke discusses Professor Christine Blasey Ford’s polygraph examination in connection with her allegations against U.S. Supreme Court nominee Judge Brett Kavanaugh, critical journalism on polygraphy inspired by this development, a proposed polygraph dragnet at the White House, a recent interview of polygraph critic Doug Williams on the Lions of …