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The Science Behind the CVSA: Olof Lippold and the Discovery of Microtremors in the Human Voice

The Science Behind the CVSA: Olof Lippold and the Discovery of Microtremors in the Human Voice

by admin | Apr 28, 2017 | Science

Scientists are constantly re-inventing the wheel and building upon and adapting other people’s discoveries. When we unbox that new piece of technology, we are just excited to see it work, but knowing how it works and how it evolved to this version can help us...
Exploring the Scientific Background of the CVSA as a Companion Technology for Law Enforcement

Exploring the Scientific Background of the CVSA as a Companion Technology for Law Enforcement

by admin | Apr 24, 2017 | Science

Computer Voice Stress Analyzer (CVSA) is a technology that can detect inaudible “voice stress” in subjects who are undergoing questioning or examination. Voice stress is strongly correlated with deceit, and detecting it can go a long way in eliciting legally valid...
Using the CVSA to Screen Police Recruits During the Pre-Employment Interview Process

Using the CVSA to Screen Police Recruits During the Pre-Employment Interview Process

by admin | Apr 19, 2017 | Law enforcement

This is the job many have dreamed about, some since they were children. Maybe, after years in the field, you remember the first time you put on a police uniform and the gravitas hit you—you are responsible for the safety of others. You are now part of an institution...
Measuring Signs of Stress in the Body with Truth Verification Technology

Measuring Signs of Stress in the Body with Truth Verification Technology

by admin | Apr 17, 2017 | Science

Putting on your poker face doesn’t work when you are taking a truth verification exam; there are always other indications that someone is “bluffing” or telling a lie. And unlike classic “tells,” these signs of deception are often subtle physiological changes that...
A Guide to Protecting the Rights of Minors During the Police Interview Process

A Guide to Protecting the Rights of Minors During the Police Interview Process

by admin | Apr 14, 2017 | Interviewing and Interrogation

You’re four-feet tall, and towering over you is a large man with an air of authority, a uniform, and a gun. Worried you are going to be locked up, you don’t say anything, or you leave details out because you don’t want to get yourself or others in trouble. Whether a...
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