examiner who is looking at the fingerprints, and they are not being run through a database. The examiner is the instrument of analysis. One problem is examiners can be influenced by unconscious bias. 5. How is fingerprint evidence used differently since the Mayfield case? a. It is still an important piece of evidence, but forensic analysts will no longer testify that fingerprints are 100 percent accurate. 6. What other forensic techniques have come under fire as not being as scientific as presumed? a. One other forensic technique that has come under fire as not being scientific is analyzing blood spatter. Another is matching hair and fibers. The last is ballistic analysis.
7. What technique is thought to be solidly scientific? Why? a. DNA is thought to be solidly scientific, because DNA was developed by medical science. 8. Do defense teams have the ability to mount a defense against evidence? What affects their ability? a. Defense teams do not have the ability to mount a defense against evidence. A lack of money and resources affects their ability. 9. What makes someone an expert? What potential issues are there with this? a. If they are certified based on knowledge, skill, training, and experience. One issue with this is there is no system of monitoring these experts. 10. Given the problems with forensic evidence, how should the criminal justice system respond? a. The criminal justice system should respond by only admitting evidence that has been proven scientifically. They should test these methods and make 100 percent sure that these methods are accurate. If they choose to use evidence that hasn’t been scientifically proven to be 100 percent accurate, they should give a disclaimer in court.
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- Fall '16
- Mark Crawford
- Forensic Science, Mayfield, fingerprint analysis differ