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Missing persons

Cold Case Investigation Units and Advances in Investigative Techniques

March 2020

Sergeant Jason Moran of the Cook County (IL) Sheriff’s Office discusses the current situation of cold cases in the United States, why it’s important to establish cold case units, how current tools and technology can help solve cold cases, and what National Institute of Justice resources are available to assist in solving cold cases.

Sergeant Moran was a participant on an NIJ Saturday Session panel at IACP 2019.

"Sentinel Event" Review in the Criminal Justice System

January 2014

Listen to James Doyle discuss the basics of a "sentinel event" review in the criminal justice system. This learning-from-error approach borrows from principles that medicine, aviation and other high-risk enterprises have successfully used. Former NIJ Fellow Doyle offers the basics to understand this innovative idea that takes a system-wide perspective of error, bringing all stakeholders together in a non-blaming, forward-looking way after a bad outcome, such as a wrongful conviction, occurs.

Familial DNA Searching: Issues and Answers

June 2011

Familial DNA searching is the practice of creating new investigative leads in cases where DNA evidence found at the scene of a crime strongly resembles that of an existing DNA profile but is not an exact match. Panelists will explain how the technology works, provide examples of successful convictions obtained through familial searches, and discuss the various misconceptions and concerns regarding this practice.