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Full-Text Articles in Forensic Science and Technology
Correcting Forensic Dna Errors, Greg Hampikian
Correcting Forensic Dna Errors, Greg Hampikian
Biology Faculty Publications and Presentations
DNA mixture interpretation can produce opposing conclusions by qualified forensic analysts, even within the same laboratory. The long-delayed publication of the National Institutes of Standards and Technology (NIST) study of 109 North American crime laboratories in this journal demonstrates this most clearly. This latest study supports earlier work that shows common methods such as the Combined Probability of Inclusion (CPI) have wrongly included innocent people as contributors to DNA mixtures.The 2016 President’s Council of Advisors on Science and Technology report concluded,“In summary, the interpretation of complex DNA mixtures with the CPI statistic has been an inadequately specified—and thus inappropriately subjective—method. …