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Cerebellar engagement in the attachment behavioral system.

Eleonora Picerni1, D Laricchiuta2, F Piras2

  • 1IRCCS Santa Lucia Foundation, Via Ardeatina 306, 00179, Rome, Italy. eleonora.picerni@gmail.com.

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Brain structure influences attachment styles. Insecure/anxious attachment correlates with increased cortical volume in the cerebellum and orbitofrontal cortex, suggesting these brain regions are key to emotional and social regulation.

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Area of Science:

  • Neuroscience
  • Psychology
  • Neuroimaging

Background:

  • Individual differences in attachment styles are not fully understood.
  • The cerebellum plays a role in cognitive, affective, and social functions.

Purpose of the Study:

  • Investigate associations between attachment dimensions and cerebellar structural measures.
  • Explore the link between attachment styles and brain anatomy.

Main Methods:

  • Utilized the Attachment Style Questionnaire (ASQ) and Diffusion Tensor Imaging (DTI).
  • Correlated ASQ scores with cerebellar and neocortical volumetric data in 79 healthy subjects.
  • Controlled for sociodemographic and psychological variables.

Main Results:

  • Positive associations found between "Preoccupation with Relationships" (insecure/anxious attachment) and cortical volume.
  • Observed correlations in specific cerebellar regions (right lobule VI, left Crus 2) and the medial OrbitoFrontal Cortex (OFC).

Conclusions:

  • Cerebellar structures contribute to the attachment system.
  • Cerebellar functions like timing and prediction integrate with OFC processing to regulate attachment experiences.
  • Cerebellar areas are integral to understanding attachment behaviors.