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University of Georgia School of Law

Scholarly Works

2010

Deception

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A Mock Terrorism Application Of The P300-Based Concealed Information Test, John B. Meixner Jr., J. Peter Rosenfeld Jan 2010

A Mock Terrorism Application Of The P300-Based Concealed Information Test, John B. Meixner Jr., J. Peter Rosenfeld

Scholarly Works

Previous studies examining the P300-based concealed information test typically tested for mock crime or autobiographical details, but no studies have used this test in a counterterrorism scenario. Subjects in the present study covertly planned a mock terrorist attack on a major city. They were then given three separate blocks of concealed information testing, examining for knowledge of the location, method, and date of the planned terrorist attack, using the Complex Trial Protocol (Rosenfeld et al., 2008). With prior knowledge of the probe items, we detected 12/12 guilty subjects as having knowledge of the planned terrorist attack with no false positives …


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 …