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Science In The Jury Box: Jurors' Views And Understanding Of Mitochondrial Dna Evidence, Valerie P. Hans, David H. Kaye, B. Michael Dann, Erin J. Farley, Stephanie Albertson
Science In The Jury Box: Jurors' Views And Understanding Of Mitochondrial Dna Evidence, Valerie P. Hans, David H. Kaye, B. Michael Dann, Erin J. Farley, Stephanie Albertson
Cornell Law Faculty Publications
This article describes parts of an unusually realistic experiment on the comprehension of expert testimony on mitochondrial DNA (mtDNA) sequencing in a criminal trial for robbery. Specifically, we examine how jurors who responded to summonses for jury duty evaluated portions of videotaped testimony involving probabilities and statistics. Although some jurors showed susceptibility to classic fallacies in interpreting conditional probabilities, the jurors as a whole were not overwhelmed by a 99.98% exclusion probability that the prosecution presented. Cognitive errors favoring the defense were more prevalent than ones favoring the prosecution. These findings lend scant support to the legal argument that mtDNA …
The Twenty-First Century Jury: Worst Of Times Or Best Of Times?, Valerie P. Hans
The Twenty-First Century Jury: Worst Of Times Or Best Of Times?, Valerie P. Hans
Cornell Law Faculty Publications
In thinking about legal developments, new research findings, and the continuing swirl of controversy over this venerable American institution, I observe the same paradoxical condition that Charles Dickens found in 18th Century London: "It was the best of times; it was the worst of times." There is evidence of both the expansion of jury trial rights, yet contraction of jury trials. Research evidence indicates that juries perform well, yet the 21st Century jury confronts more complex decision making tasks and continuing doubts about its fairness and competence.