Chapter
False Positives in DNA Evidence
22:43 - 29:56 (07:12)
Those who question the accuracy of DNA evidence argue that there can be false positives, and caution against taking such evidence at face value.
Clips
Peter Hamkin was accused of a murder in Italy after being identified by British cops in 2003.
22:43 - 23:35 (00:51)
Summary
Peter Hamkin was accused of a murder in Italy after being identified by British cops in 2003. However, Hamkin had never been to Italy in his life and was mistaken for someone else.
ChapterFalse Positives in DNA Evidence
Episode10 Cases of Mistaken Identity
PodcastStuff You Should Know
The use of DNA databases to identify suspects can lead to false matches and raises concerns about privacy and consent.
23:35 - 25:31 (01:55)
Summary
The use of DNA databases to identify suspects can lead to false matches and raises concerns about privacy and consent. The current system fails to consider the imperfections of genetic matching, leading to potential miscarriages of justice.
ChapterFalse Positives in DNA Evidence
Episode10 Cases of Mistaken Identity
PodcastStuff You Should Know
Concerns that DNA evidence may produce false positives are unfounded, as the non-protein coding sequences used in DNA profiling have a low chance of mutation and result in a highly accurate identification process.
25:31 - 28:13 (02:42)
Summary
Concerns that DNA evidence may produce false positives are unfounded, as the non-protein coding sequences used in DNA profiling have a low chance of mutation and result in a highly accurate identification process.
ChapterFalse Positives in DNA Evidence
Episode10 Cases of Mistaken Identity
PodcastStuff You Should Know
A man who had been in prison was discovered to have had a bone marrow transplant which contaminated his DNA with that of his brother, leading to a wrongful conviction; bone marrow transplants can impact DNA tests by introducing foreign genetic material.
28:13 - 29:56 (01:43)
Summary
A man who had been in prison was discovered to have had a bone marrow transplant which contaminated his DNA with that of his brother, leading to a wrongful conviction; bone marrow transplants can impact DNA tests by introducing foreign genetic material.