Six Uncommon Facts About Fingerprinting
There are a few things everyone knows about fingerprints, like that criminals sometimes burn them off to avoid being identified during fingerprinting, or that everyone has a unique pattern. But these six facts about prints aren't known by most. Some People Don't Have Them There are three genetic conditions that can prevent the formation of any identifying marks on someone's fingers: Naegeli-Franceschetti-Jadassohn syndrome (NFJS), Dermatopathia pigmentosa reticularis (DPR), and adermatoglyphia. Unfortunately, while a lack of prints is not ideal, it's also not the worst symptom associated with these disorders. Fingerprinting Isn't Foolproof It's comforting to think investigators can always catch the bad guy if he forgets to wear gloves to a crime scene. The truth is, the method of identification is not always foolproof. There's no minimum of comparison points for a match in the United States, not to mention the fact that humans are fallible. In 2011, a study ...