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Deception is a pervasive aspect of human communication. Empirical studies have shown that most individuals engage in some form of deceit on a daily basis, with approximately 20% of social exchanges involving deceptive elements. Lying follows a developmental trajectory, peaking during adolescence and declining with age, possibly due to the maturation of cognitive control and social accountability.Cognitive and Social Factors in Deception DetectionDespite its prevalence, accurately detecting...

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Related Experiment Video

Updated: Jun 22, 2026

A Dual Task Procedure Combined with Rapid Serial Visual Presentation to Test Attentional Blink for Nontargets

A Dual Task Procedure Combined with Rapid Serial Visual Presentation to Test Attentional Blink for Nontargets

Published on: December 5, 2014

Detecting concealed knowledge using a novel attentional blink paradigm.

Giorgio Ganis¹, Pooja Patnaik

¹Department of Radiology, Harvard Medical School, Boston, MA 02114, USA. ganis@nmr.mgh.harvard.edu

Applied Psychophysiology and Biofeedback

|June 27, 2009

Summary

This summary is machine-generated.

This study introduces a novel behavioral paradigm to detect concealed information by leveraging the attentional blink phenomenon. Famous faces as critical items impaired subsequent target face detection, revealing concealed knowledge.

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Area of Science:

Cognitive Psychology
Neuroscience
Forensic Psychology

Background:

Traditional concealed information tests rely on differential attention to critical stimuli.
Existing methods often use behavioral, psychophysiological, or neural measures.
A direct behavioral link between concealed information and attention is sought.

Purpose of the Study:

Introduce a novel behavioral paradigm to detect concealed information.
Exploit the attentional blink phenomenon to reveal hidden knowledge.
Investigate if awareness of a famous face impairs subsequent target detection.

Main Methods:

Utilized the attentional blink paradigm: detecting a target stimulus is impaired when it immediately follows another stimulus.
Presented participants with critical items (famous faces) and target items (other faces).
Measured target detection accuracy following critical item presentation.

Main Results:

Confirmed that a well-known face (critical item) automatically captured attentional resources.
Observed a significant decrease in target face detection accuracy after critical item presentation.
Successfully detected concealed knowledge of a famous face in 9 out of 12 individuals.

Conclusions:

The attentional blink paradigm can be adapted to detect concealed information behaviorally.
Concealed knowledge, indicated by recognizing a famous face, directly impacts attentional processing.
This method offers a promising, non-invasive approach for concealed information detection.