Despite the importance of fingerprinting and its useful practice, some actually argue against its supposed infallibility: Some courts have even overturned cases because of bad fingerprint matches, including a 1998 murder trial in which a Delaware man was wrongfully convicted and spent two years in prison. With more sophisticated technology such as DNA profiling, experts are finding that fingerprints aren't as perfect a system as we'd like to think. This form of evidence has become a metaphor for uniqueness, an important concept in forensic science. Impression evidence can be defined as objects or materials that have retained the characteristics of other objects through direct contact. The old logo for the crime network TruTV, formerly known as Court TV, featured a prominent image of a fingerprint. An example of this could be a perpetrator stepping in the mud right outside of a crime scene, and a footwear impression of his shoe/boot is left behind in the. (top left) LCV (bottom left) SPR (middle) Indanedione (top right) Acid Yellow (bottom right) CA fumed Footwear examples.png Footwear Impressions Footwear impressions can be latent or visible impressions that are left in 2-dimensions (2-D) or 3-dimensions (3-D). The opening credit montages for many television crime dramas often superimpose large, ominous details of fingerprints over shots of the main characters. Figure 3: Examples of processed latent prints. Fingerprints, along with the magnifying glass and the microscope are one of the most iconic and recognizable images connected to crime scene investigations and forensic science.
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