Polygraph testing has long been the gold standard for truth verification. Apart from being utilized widely and routinely around the world, it has been trusted by U.S. federal and law enforcement agencies, attorneys, private investigators, businesses, and parole/probation agencies to ensure community safety. Essentials of Polygraph and Polygraph Testing, Second Edition provides a comprehensive examination of polygraph use, offering essential insights for professionals who rely on this powerful tool.
The book includes cutting-edge chapters that outline the increasing role and scope of modern polygraph testing. Topics include the critical pre-test interviews—the foundation of every polygraph examination—along with the use of polygraph with translators, examinations involving handicapped examinees, and applications in non-criminal sexual addiction therapy. Readers will also gain an in-depth understanding of polygraph test formats, their development, and the Acquaintance Test, which is designed to uncover countermeasures.  In addition, the book delves into community safety testing, addressing key areas such as sexual perpetrators, domestic violence offenders, and Driving Under the Influence (DUI) cases.
The book is intended for both seasoned polygraph examiners and those new to the field, who frequently utilize polygraph testing in their day-to-day work.  Essentials of Polygraph and Polygraph Testing, Second Edition equips readers with the necessary tools to enhance their skills and deepen their understanding of polygraph’s strengths and limitations. Whether you’re a law enforcement officer, probation officer, private investigator, or attorney, this resource will help you understand and employ polygraph testing more effectively.