Law Commons^™

Suspicion And The Protection Of Fourth Amendment Values, Fabio Arcila Jr.

Scholarly Works

Suspicion is perhaps the core foundational principle through which we seek to protect and vindicate Fourth Amendment values. Fourth Amendment law could not be clearer, and repeats over and over again, that it proceeds from a presumptive suspicion requirement. We are all so familiar with that proposition that we can easily incant it: a governmental search is presumptively unconstitutional unless supported by some threshold of prior suspicion. Though suspicion is thus a hallmark of Fourth Amendment black letter law, I come to critique it. I critique it because the presumptive suspicion requirement's provenance is historically questionable, both as a matter …

The Death Of Suspicion, Fabio Arcila Jr.

Scholarly Works

This article argues that neither the presumptive warrant requirement nor the presumptive suspicion requirement are correct. Though representative of the common law, they do not reflect the totality of our historic experience, which includes civil search practices. More importantly, modern developments - such as urban life and technological advancements, the rise of the regulatory state, and security concerns post-9/11 - have sufficiently changed circumstances so that these rules are not just unworkable now, they are demonstrably wrong. Worst of all, adhering to them has prevented us from formulating a more coherent Fourth Amendment jurisprudence. A new paradigm confronts us, in …

In The Trenches: Searches And The Misunderstood Common-Law History Of Suspicion And Probable Cause, Fabio Arcila

Scholarly Works

A detailed analysis of the common law during the Framers’ era, and of how it reflected the Fourth Amendment’s restrictions, shows that many judges believed they could issue search warrants without independently assessing the adequacy of probable cause, and that this view persisted even after the Fourth Amendment became effective. This conclusion challenges the leading originalist account of the Fourth Amendment, which Professor Thomas Davies published in the Michigan Law Review in 1999.

Learned treatises in particular, and to a lesser extent a few case decisions, had articulated a judicial duty to monitor probable cause. But it is a mistake …