by NITV Federal Services | Jul 26, 2017 | Case studies, Court Cases, Sexual assault
Locking up sex offenders who prey on children is one of the most gratifying resolutions for police officers. The key is getting a confession from the perpetrator, but even once a confession is obtained, it can be challenging to convince a judge to allow admission of...
by NITV Federal Services | Jul 17, 2017 | Arson, Case studies, Sexual assault
Either getting a confession from a guilty individual or releasing an innocent person is the ultimate goal in the police interview room, but the interview process can be challenging. Most lawyers tell suspects not to talk or provide minimal responses without...
by NITV Federal Services | Jul 13, 2017 | Interviewing and Interrogation
As a law enforcement officer, your main role when using Computer Voice Stress Analysis (CVSA) technology for an investigation is to ask the questions during the examination. You will also probably be involved with generating a list of potential questions prior to the...
by NITV Federal Services | Jul 11, 2017 | Case studies, Murders
If a murder isn’t solved within the first few days, it becomes increasingly more difficult to resolve as time goes on. Potential witnesses or suspects can disappear or even die. If re-interviewed, they may forget important details. Unless DNA is collected at the crime...
by NITV Federal Services | Jul 7, 2017 | Research and Scientific Studies
How Did the Chapman Study Demonstrate Voice Stress Analysis Validity for Law Enforcement? In 2012, Professor Emeritus James Chapman conducted a retrospective analysis regarding the use of voice stress analysis (VSA) in law enforcement settings. As the Former Director...
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