Csi Literature Review

Csi Literature Review

Crime Scene Investigation

Let‘s state the fact that everyone more or less has been faced to criminology: have read detectives or watched popular TV show CSI. But forensic science includes medicine, law, psychology and many more. It wasn‘t a problem to find many articles about CSI technologies.

First af all, forensic science is discribed as ‚the application of a broad spectrum of sciences to answer questions of interest to a legal system‘ by the Wikipedia. A first brief of this science is thought to be ‚The Washing Away of Wrongs‘, where the diffecences between the bodies of people who died from natural and unnatural caused tried to be explained.

What about nowadays methods to find out the truth? . www.about.com presents the beggining of fingerprinting: ‚In the 19th century it was observed that contact between someone's hands and a surface left barely visible and marks called fingerprints. Fine powder (dusting) was used to make the marks more visible.‘. Specialists still use it today. www.dna.gov/basics/ explains how powerfull is DNA tool: ‚.. each person's DNA is unique, , biological evidence from crime scenes is collected and stored properly, forensically valuable DNA can be found on evidence that may be decades old.‘. There is an explanation what the detectives used to do when they have had only a skeleton of a body on http://www.andreacampbell.com/html/forensic_sculpture . Then sculptors were usually doing a face from the grave.

All these technologies have been used for decades of years, but it‘s not a surprise technologies are becoming more perfect every day. For example, graved faces has improved to software that recognise humans face. ‚… shave your beard and dye your hair black. When facial recognition software compares your features to a database, you’ll have to face the music.‘.(Criminal Justice Degree School). On the whole, databases are one the most usefull tool using today. The same school presents fingerprint,...