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Frontal EEG Asymmetry and Attachment Style During Sequential Decision-Making in the Secretary Problem.

Ilan Laufer1

  • 1Department of Industrial Engineering and Management, Ariel University, Ariel 40700, Israel.

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Summary

Attachment style influences brain activity during sequential decision-making. Insecure and secure individuals showed different frontal electroencephalography (EEG) asymmetry patterns, suggesting neural markers for regulation in abstract tasks.

Keywords:
EEGattachment styledecision-makingfrontal alpha asymmetryregulatory effortsecretary problemsequential choiceuncertainty

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Area of Science:

  • Neuroscience
  • Psychology
  • Cognitive Science

Background:

  • Sequential decision-making involves evaluating options without returning to previous choices.
  • These situations, though seemingly neutral, engage individual emotional and regulatory processes.
  • Frontal electroencephalography (EEG) asymmetry is a neural marker potentially reflecting approach/withdrawal tendencies.

Purpose of the Study:

  • To investigate the association between frontal EEG asymmetry and attachment style during a sequential decision-making task.
  • To explore if individual differences in attachment influence neural engagement in abstract decision-making.
  • To examine frontal EEG asymmetry patterns across different phases of a decision sequence.

Main Methods:

  • Twenty-seven participants completed the classic secretary problem, a sequential decision-making task.
  • Frontal EEG asymmetry was recorded and analyzed at the start, middle, and final decision points.
  • Regression analyses assessed the relationship between deliberation length and frontal asymmetry at the moment of choice.

Main Results:

  • Distinct patterns of frontal EEG asymmetry were observed between insecure and secure participants across decision phases.
  • Longer deliberation times were associated with increased left-frontal activation.
  • These findings suggest attachment style is linked to neural activity during sequential choices.

Conclusions:

  • Frontal EEG asymmetry may serve as a dynamic neural marker for internal regulation during sequential decision-making.
  • Individual differences, such as attachment style, are reflected in neural engagement even in non-emotional, abstract tasks.
  • The study provides exploratory evidence for the interplay between attachment, neural asymmetry, and decision-making processes.