Original reporting and commentary about polygraphs, voice stress analyzers, and other purported "lie detectors."
In 2012, former Oklahoma City Police Department polygraph operator-turned-critic Douglas Gene Williams published his autobiography under the title, From Cop to Crusader: My Fight Against the Dangerous Myth of “Lie Detection.” In 2014, he released a second edition, adding an account of the raid conducted by federal agents on his home and office as part …
AntiPolygraph.org has obtained and published two previously unavailable Los Angeles Police Department (LAPD) polygraph unit policy documents. The LAPD Polygraph Unit Examiner Reference Guide dated November 2018 and marked “Law Enforcement Sensitive” includes rules for scoring polygraph charts as well as question sequences for the various polygraph techniques used by the LAPD polygraph unit, including …
In a 19 May 2020 ruling, the Wisconsin Court of Appeals upheld the suppression of a post-polygraph confession in the child molestation case of Wisconsin v. Adam W. Vice (2018AP2220-CR). In 2016, Vice was accused of sexually molesting a four-year-old girl. Questioned by Washburn County Sheriff’s Department investigator William Fisher, Vice “denied any wrongdoing and …
Bianca Fletcher, a former Arkansas Department of Corrections employee who alleges that she “was fired, purportedly for being deceptive” on a Computer Voice Stress Analysis (CVSA) “test,” has filed a federal lawsuit against NITV, LLC, NITV Federal Services, LLC, their founder, Charles Humble, NITV employee Gene Shook, and two “John Does.” Fletcher claims damages for …
The 1991 Department of Defense Polygraph Institute (DoDPI) interrogation manual, Interview & Interrogation (PDF) is among the first documents published by AntiPolygraph.org nearly 20 years ago. Since then, DoDPI has undergone two name changes and is now called the “National Center for Credibility Assessment” (NCCA). AntiPolygraph.org has obtained and now made available the November 2013 …
In an interview with Tara Reade, who has accused Democratic presidential candidate Joe Biden of sexually assaulting her in 1993, Megyn Kelly asked Reade (at 37:37) if she would be willing to take a polygraph “test”: Kelly: If I can just go back for one second to Blasey Ford.Reade: Yes.Kelly: Because we mentioned her—Reade: Yes.Kelly: …
On Monday, 7 May 1984, polygraph operator Norman R. “Norm” Matzke of the King County, Washington Sheriff’s Office conducted a polygraph “test” of Gary Leon Ridgway regarding the deaths of prostitutes whose bodies had been dumped in or near the Green River beginning in 1982. After passing the polygraph, Ridgway, who had been arrested on …
Financial data disclosed in federal court by NITV Federal Services, LLC, which markets the scientifically baseless Computer Voice Stress Analyzer (CVSA) to law enforcement agencies, reflect flat revenue and a multi-year sales slump. The financial data was divulged in NITV v. Dektor (Case No. 9:18-cv-80994 in the Southern District of Florida) to support a claimed …
In 2011, AntiPolygraph.org reported that a consortium of federal, state, and local law enforcement agencies had created a “Polygraph Law Enforcement Accreditation” (PLEA) program and had in 2010 promulgated a 65-page “Polygraph Guide for Standards and Practices,” a copy of which we obtained and published (1.9 MB PDF). The PLEA consortium continues to function and …
AntiPolygraph.org has obtained an unredacted copy of the regulation governing the Defense Intelligence Agency’s (DIA’s) polygraph program. The document, marked “For Official Use Only” and titled “Credibility Assessment Program” is DIA Instruction 5200.002 dated 3 July 2014. Of special note is Section 4.22, which seemingly provides for the possible removal of DIA personnel based solely …