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Related Experiment Video

Updated: Jun 20, 2026

Measurement of Neurophysiological Signals of Ignoring and Attending Processes in Attention Control

Measurement of Neurophysiological Signals of Ignoring and Attending Processes in Attention Control

Published on: July 5, 2015

On the control of attention.

Raymond Klein¹

¹Dalhousie University, Halifax, Nova B3H 4J1, Canada. Ray.Klein@dal.ca

Canadian Journal of Experimental Psychology = Revue Canadienne De Psychologie Experimentale

|September 11, 2009

Summary

This study reveals distinct mechanisms for endogenous and exogenous attention shifts. Inhibition of return, following exogenous attention, aids visual search by promoting novelty detection.

Area of Science:

Cognitive Neuroscience
Visual Attention Research

Background:

Investigates the fundamental nature of attention.
Builds upon Posner's model task for visual attention control.
Inspired by Hebb's call to empirically study attention and set.

Discussion:

Demonstrates endogenous attention shifts are independent of oculomotor activation.
Highlights fundamental differences between endogenous and exogenous attention.
Explains how inhibition of return (exogenous aftermath) enhances search efficiency.

Key Insights:

Endogenous and exogenous attention operate via distinct neural and cognitive pathways.
Inhibition of return selectively benefits search by guiding attention to new stimuli.
Provides empirical evidence differentiating attentional control mechanisms.

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Touchscreen Sustained Attention Task (SAT) for Rats

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Last Updated: Jun 20, 2026

Measurement of Neurophysiological Signals of Ignoring and Attending Processes in Attention Control

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Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity

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Published on: September 15, 2017

Outlook:

Proposes a research strategy for ambiguous orienting cues, like conspecific gaze.
Suggests future research into the evolutionary and social aspects of attention.
Aims to further elucidate the complex control of human attention.