When Must Lawyers Learn Science?
How should judges evaluate lawyers’ alleged mishandling of forensic science evidence when the challenge is brought years after the trial? One recent United States Supreme Court decision grapples with this; and this article contextualizes that holding, analyzes its weaknesses, and suggests some factors for judges to weigh. In criminal cases, the importance of science (and understanding the limits of science) cannot be gainsaid. The statistics are clear: in a review of homicide cases in Cleveland, Ohio, the clearance rate was higher [63.1%] for cases with probative results — either matches or exclusions — than in cases without such evidence [56.3%], and the average sentence imposed was higher in the former category. Yet there is a confounding problem – the consumers of forensic evidence have little or no scientific training, either at the college level or ‘on the job.’ Perhaps 5% of lawyers [and judges] studied science, a number presented in research papers and confirmed repeatedly by polling attendees at legal education conferences. And the consequences are severe. The scientific illiteracy of lawyers was highlighted in …