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Interference Control Modulations Over Conscious Perception.

Itsaso Colás1, Mónica Triviño1,2, Ana B Chica1

  • 1Laboratorio de Neurociencia Cognitiva, Departamento de Psicología Experimental, Centro de Investigación Mente Cerebro y Comportamiento, Universidad de GranadaGranada, Spain.

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Summary
This summary is machine-generated.

Executive attention influences conscious perception by impacting decision-making and sensitivity. Reactive control affects decision criteria, while error commission influences both perception and decisions, challenging the gateway hypothesis.

Keywords:
conscious perceptionerror commissioninterference controlproactive and reactive controlproportion congruent

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Area of Science:

  • Cognitive Neuroscience
  • Psychology

Background:

  • The relationship between attention and consciousness is debated, particularly whether attention is essential for conscious perception.
  • Previous research focused on alerting and orienting attention systems, leaving the executive attention system's role unexplored.
  • The anterior executive attention system's impact on conscious access remains a significant gap in understanding attention-consciousness interplay.

Purpose of the Study:

  • To investigate the behavioral interaction between executive attention and conscious perception.
  • To examine how control mechanisms, reactive and proactive, affect conscious access to near-threshold stimuli.
  • To explore the influence of error commission on perceptual sensitivity and decision criteria.

Main Methods:

  • A classical Stroop task was employed, manipulating trial congruency proportions (high vs. low congruent).
  • Behavioral data analyzed the effects of reactive and proactive control on conscious perception.
  • Near-threshold stimuli were used to assess perceptual sensitivity and decision criteria, including post-error commission effects.

Main Results:

  • Reactive control, under high congruent conditions, modulated participants' decision criterion.
  • Proactive control, under low congruent conditions, did not significantly affect conscious perception.
  • Error commission impacted both perceptual sensitivity and response criterion for near-threshold stimuli.

Conclusions:

  • Reactivation of task goals via reactive control influences decision stages of conscious processing.
  • Interference control, especially after error commission, affects both perceptual sensitivity and decision stages.
  • Findings suggest interference control modulates conscious access, offering implications for the attention-consciousness gateway hypothesis.