Evidence Commons^™

Evidence Laundering In A Post-Herring World, Kay L. Levine, Jenia I. Turner, Ronald F. Wright

Faculty Journal Articles and Book Chapters

The Supreme Court’s decision in Herring v. United States authorizes police to defeat the Fourth Amendment’s protections through a process we call evidence laundering. Evidence laundering occurs when one police officer makes a constitutional mistake when gathering evidence and then passes that evidence along to a second officer, who develops it further and then delivers it to prosecutors for use in a criminal case. When courts admit the evidence based on the good faith of the second officer, the original constitutional taint disappears in the wash.

In the years since Herring was decided, courts have allowed evidence laundering in a …

The Exclusionary Rule As A Symbol Of The Rule Of Law, Jenia I. Turner

SMU Law Review

Throughout South America, Southern and Eastern Europe, and East Asia, more than two dozen countries have transitioned to democracy since the 1980s. A remarkable number of these have adopted an exclusionary rule (mandating that evidence obtained unlawfully by the government is generally inadmissible in criminal trials) as part of broader legal reforms. Democratizing countries have adopted exclusionary rules even though they are not required to do so by any international treaty and there is no indication that there is widespread popular demand for such rules. This has occurred at a time when the rule has been weakened in the United …