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Fourth Amendment

University of Michigan Law School

Series

Mapp v. Ohio

Publication Year
Publication

Articles 1 - 2 of 2

Full-Text Articles in Judges

Mapp V. Ohio: The First Shot Fired In The Warren Court's Criminal Procedure 'Revolution', Yale Kamisar Jan 2006

Mapp V. Ohio: The First Shot Fired In The Warren Court's Criminal Procedure 'Revolution', Yale Kamisar

Book Chapters

Although Earl Warren ascended to the Supreme Court in 1953, when we speak of the Warren Court's "revolution" in American criminal procedure we really mean the movement that got underway half-way through the Chief Justice's sixteen-year reign. It was the 1961 case of Mapp v. Ohio, overruling Wolf v. Colorado and holding that the state courts had to exclude illegally seized evidence as a matter of federal constitutional law, that is generally regarded as having launched the so-called criminal procedure revolution.


How Earl Warren's Twenty-Two Years In Law Enforcement Affected His Work As Chief Justice, Yale Kamisar Jan 2005

How Earl Warren's Twenty-Two Years In Law Enforcement Affected His Work As Chief Justice, Yale Kamisar

Articles

Before becoming governor of California, Earl Warren had spent his entire legal career, twenty-two years, in law enforcement. Professor Kamisar maintains that this experience significantly influenced Warren's work as a Supreme Court justice and gave him a unique perspective into police interrogation and other police practices. This article discusses some of Warren's experiences in law enforcement and searches for evidence of that experience in Warren's opinions. For example, when Warren was head of the Alameda County District Attorney's Office, he and his deputies not only relied on confessions in many homicide cases but also themselves interrogated homicide suspects. The seeds …