April 3, 2026
Evans v. DeRidder: Polygraph in Louisiana Civil Service
Evans v. DeRidder (2002) is the Louisiana Supreme Court ruling that made polygraph evidence admissible in civil service hearings. Full case analysis.
Read Article →LDTTag: <span>police polygraph</span>
Tag: <span>police polygraph</span>
April 3, 2026
UK Sex Offender Polygraph Statistics: 8,500+ Tests & 66% Disclosure
Over 8,500 UK polygraph tests on sex offenders since 2014, with two-thirds producing significant disclosures. Explore the data behind mandatory testing.
Read Article →April 3, 2026
University of Kent Polygraph Study: 9 Police Forces, 800+ Offenders
University of Kent's landmark 2-year polygraph study across 9 UK police forces found sex offenders nearly 6x more likely to disclose risk-relevant information.
Read Article →April 3, 2026
GMP’s Sex Offender Unit: Polygraph Testing & 5,000+ RSOs
Learn how Greater Manchester Police uses polygraph testing to manage 5,000+ registered sex offenders through SOMU operations, compliance visits, and multi-agency protection.
Read Article →March 28, 2026
Polygraph Testing in Nancy Guthrie Abduction Case
Polygraph testing confirmed at Pima County Sheriff's Department amid the investigation into the abduction of Nancy Guthrie, mother of Today host Savannah Guthrie.
Read Article →March 28, 2026
Omaha Police Drop Polygraph Requirement: Expert Analysis
Omaha PD drops polygraph testing for recruits in Feb 2026. Expert analysis on what it means for public safety, hiring standards, and law enforcement…
Read Article →March 22, 2026
Failed a Police Polygraph? Your Complete Recovery Guide
Failed a police polygraph? Learn exact waiting periods, cross-agency sharing rules, appeal options, and reapplication strategies to continue your law enforcement career.
Read Article →March 22, 2026
Pre-Employment Polygraph for Police: Candidate Guide
Complete guide to the police pre-employment polygraph: question types, disqualifiers, preparation tips, failure rates, and your legal rights as a candidate.
Read Article →October 17, 2025
How Police Use Lie Detector Tests to Their Advantage
Discover how police strategically use polygraph tests in investigations, pre-employment screening, and offender monitoring — with verified accuracy data and case studies.
Read Article →May 17, 2025
Polygraphs & Law Enforcement: Complete History (1890s–Today)
Explore 130+ years of polygraph history: from Lombroso's 1890s experiments to AI deception detection, covering every pioneer, landmark court case, and innovation.
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