PERRYVILLE, Mo. -- When Perry County detective Brian McCain was sent four years ago to become a certified user of a Computer Voice Stress Analyzer -- a truth verification device -- he was skeptical.

NITV Federal Services’ philosophy is based on the belief that human capabilities are enhanced by innovative technology. Our founder, Dr. Charles Humble, is considered by many to be the “Father” of ...

Described as an “investigative tool” the Computer Voice Stress Analyzer is a 98% accurate lie detector. The Niagara County Sheriff’s Office utilizes the device, Sheriff Michael Filliceti said, to rule ...

LEWES, Del., April 1, 2014 /PRNewswire/ -- According to the National Association of Computer Voice Stress Analysts, two things happen when a loved one is murdered and the killer is not caught - one, ...

LEWES, Del., Nov. 6, 2018 /PRNewswire/ -- Innocent people are being exonerated in record numbers as new technologies such as DNA become more sophisticated and the Computer Voice Stress Analyzer (CVSA® ...

Federal Internet Crimes Against Children (ICAC) Task Forces use a device called the Computer Voice Stress Analyzer® (CVSA®) as a form of truth verification, to analyze a suspect's denials to questions ...

PERRYVILLE — Polygraph tests have long helped police agencies determine if suspects are telling the truth. But Perry County, Mo., detective Brian McCain is convinced voice analysis is even more ...

RACINE - The City Council approved the Police Department's request to purchase a Computer Voice Stress Analyzer, or high-tech lie detector. The CVSA measures inaudible vibrations in people's voices ...