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Who’s Fingerprints are Really on File?
It may surprise you to find out that not everyone’s fingerprints are in a searchable police database. State and federal statutes define (by profession or crime) whose prints can be collected and...
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How Does Superglue Fuming Work?
Modern fuming chamber with humidifier on right side Superglue fuming is a chemical process to reveal and “fix” latent fingerprints on non-porous items such as bottles, firearms, knives, etc. The...
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How Are Fingerprints Compared?
Fingerprint Comparison Chart Fingerprints have been used to identify criminals since at least the late 19th Century. The process of comparing fingerprints is fairly straight forward however, there are...
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AFIS: The Automated Fingerprint Identification System
Fingerprint Examiner Searching with AFIS Many of you may be familiar with the term A.F.I.S. (automated fingerprint identification system) but may not fully understand how it works. Contrary to the name...
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Rare Genetic Mutation Prevents Fingerprint Development
Below is a very interesting video interview of a researcher in Israel who has documented a genetic mutation that prevents fingerprint patterns from being formed. The mutation is extremely rare (known...
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Conflict Between IT and the Crime Lab
Okay, maybe it’s not a war but we sure do seem to piss each other off quite a bit. I don’t envy the job the information technology folks have to do in law enforcement. It’s a pretty much thankless...
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Touring The Crime Lab: The Fingerprint Section
The fingerprint section is a workhorse of many crime laboratories and much more prevalent than DNA sections. Even small agencies, like university police departments, can have a fingerprint section....
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