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Full-Text Articles in Law

Hearings, Mark Spottswood Jan 2010

Hearings, Mark Spottswood

Faculty Working Papers

This article explores a constantly recurring procedural question: When is fact-finding improved by a live hearing, and when would it be better to rely on a written record? Unfortunately, when judges, lawyers, and rulemakers consider this issue, they are led astray by the widely shared—but false—assumption that a judge can best determine issues of credibility by viewing the demeanor of witnesses while they are testifying. In fact, a large body of scientific evidence indicates that judges are more likely to be deceived by lying or mistaken witnesses when observing their testimony in person than if the judges were to review …


Countermeasure Mechanisms In A P300-Based Concealed Information Test, John B. Meixner Jr., J. Peter Rosenfeld Jan 2010

Countermeasure Mechanisms In A P300-Based Concealed Information Test, John B. Meixner Jr., J. Peter Rosenfeld

Scholarly Works

The detection of deception has been the focus of much research in the past 20 years. Though much controversy has surrounded one deception detection protocol, the “Control Question Test” (NRC 2003, Ben-Shakhar 2002), an alternative test, the Guilty Knowledge Test (GKT), developed by Lykken (1959, 1960), is based on scientific principles and has been well-received in the scientific community. The GKT presents subjects with various stimuli, one of which is a guilty knowledge item (termed the probe, such as the gun used to commit a crime). The other stimuli in the test consist of control items that are of the …