GPN Newsroom
Countermeasure Detection in Polygraph Exams: How Examiners Spot Manipulation
Learn how people try to cheat Polygraph tests using countermeasures—and how expert examiners detect them to ensure accurate polygraph results.
Forensic Standards Every Professional Polygraph Examiner Must Follow
Learn how professional polygraph tests meet forensic standards. Explore protocols, ethics, and validation needed for accurate, credible lie detector results.
The Specific Loss Examination: A Targeted Technique in Modern Polygraphy
Explore how Specific Loss Examinations pinpoint deception in polygraphy. Learn why this targeted technique is vital for resolving modern investigations.
Private Vs. Public Sector Polygraph Protocols: What Sets Them Apart?
Discover how private & public sector polygraph tests differ in process, purpose & legal requirements. Learn what sets each protocol apart before your exam.
Polygraph Advancements: Comparing 1990s Technology to Today’s Innovations
Explore how polygraph technology has evolved since the 1990s. Discover key advancements, digital breakthroughs, and what sets modern lie detectors apart.
Pre-Polygraph Nutrition: What Should You Eat Before Your Test?
Learn what to eat and avoid before a polygraph test. Get expert nutrition tips to help ensure accurate lie detector results and reduce test-day anxiety.
Essential Components Of A Professional Polygraph Report: What Must Be Documented?
Discover the essential elements of a polygraph report—exam details, questions, examiner’s verdict, and more. Learn what makes a lie detector test credible.
Can Lie Detector Results Serve As Legal Grounds For Divorce?
Polygraph tests may support divorce claims but are rarely accepted as legal proof in court. Learn when lie detectors can help and their limits in proceedings.
Can A Polygraph Identify Terrorist Intentions Or Plots?
Can lie detectors reveal terrorist intentions? Discover how polygraphs are used in counter-terrorism—and why their accuracy remains widely debated.