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A Modified Lean and Release Technique to Emphasize Response Inhibition and Action Selection in Reactive Balance

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Dissociating action-effect activation and effect-based response selection.

Katharina A Schwarz¹, Roland Pfister¹, Robert Wirth¹

¹Institute of Psychology, University of Würzburg, Würzburg, Germany.

Acta Psychologica

|May 29, 2018

Summary

This summary is machine-generated.

Anticipated action effects influence task selection and multitasking. This study shows that action effect activation can occur in parallel across tasks, separate from response production, which remains a single-task process.

Keywords:

Action effects Crosstalk Dual-tasking Ideomotor theory

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Area of Science:

Cognitive Psychology
Neuroscience
Human-Computer Interaction

Background:

Ideomotor theory posits that anticipated action effects guide action selection and initiation.
Effect-based crosstalk between tasks, both forward and backward, suggests early activation of action effect codes.
Prior research indicates action effect activation may precede capacity-limited response selection.

Purpose of the Study:

To test whether action effect activation can occur independently of effect-based response production.
To investigate the parallel processing of action effects across tasks.
To examine the capacity limitations of response production in dual-task scenarios.

Main Methods:

A dual-task paradigm was employed to observe forward and backward crosstalk.
Response-effect compatibility was manipulated to vary the ease of effect-based response production.
The interaction between crosstalk and response-effect compatibility was analyzed.

Main Results:

Robust crosstalk effects between tasks were observed.
Significant response-effect compatibility effects were found.
Crucially, no interaction was detected between crosstalk and response-effect compatibility effects.

Conclusions:

Action effect activation can occur in parallel for multiple tasks.
Effect-based response production is capacity-limited and restricted to one task at a time.
These findings support the dissociation between early effect activation and later response production.