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Related Concept Videos

Attachment01:20

Attachment

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Attachment is vital for infant development, as warm social interactions support growth and well-being. In a classic 1958 study by Harry Harlow, the significance of warmth and comfort in forming attachments was examined. Harlow separated newborn monkeys from their mothers and provided two artificial "mothers": one made of cold wire and the other covered in soft cloth. Despite the wire mother offering food, the infant monkeys preferred the comfort of the cloth mother, demonstrating that...
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Theory of Romantic Attachment in Adulthood03:34

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Attachment is a long-standing connection or bond with others. While Attachment Theory was conceived in developmental psychology to describe infant-caregiver bonding, it's been extended into adulthood to include romantic relationships. 
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Attachment Styles01:24

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Jeffrey Simpson's attachment theory suggests that early caregiver relationships shape lasting patterns of behavior and emotional regulation, known as attachment styles. These patterns are organized along two key dimensions: self-esteem and interpersonal trust. The intersection of these dimensions produces four primary attachment styles that typically persist throughout life and significantly influence how individuals form and maintain relationships.Secure Attachment StyleIndividuals with a...
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Hazan and Shaver's Attachment Styles01:28

Hazan and Shaver's Attachment Styles

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Attachment theory, developed initially to explain infant–caregiver bonds, has been extended to illuminate patterns of intimacy in adult romantic relationships. Psychologists Cindy Hazan and Phillip Shaver proposed that the attachment styles observed in infancy form a framework for how individuals approach emotional closeness and conflict in adulthood. These attachment styles—secure, avoidant, and anxious—are linked to enduring patterns of behavior and emotional regulation in...
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Relationship with Parents: Attachment01:28

Relationship with Parents: Attachment

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Parent-child interactions lay the foundation for how we understand relationships throughout life. These interactions are not uniform across families; instead, they are shaped by a range of environmental, emotional, and behavioral factors unique to each caregiver-child dynamic. Social psychologists study these early relationships to understand how patterns formed in infancy influence social functioning and interpersonal behavior in adulthood.Attachment Theory and Early Relational ModelsJohn...
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Attachment of Sister Chromatids02:57

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As cells progress into mitosis, the nuclear envelope breaks down, and the condensed chromosomes are exposed to the array of bipolar microtubules of the mitotic spindle. The kinetochore, a large, disc-shaped protein complex, is present at the centromere region of the sister chromatids and acts as a binding site for the microtubules.  Usually, the plus-end of a single microtubule is embedded within the kinetochore. However, some kinetochores first establish lateral contact with the side-wall...
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Related Experiment Video

Updated: May 5, 2026

The Other End of the Leash: An Experimental Test to Analyze How Owners Interact with Their Pet Dogs
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A non-separation diagnostic framework for assessing canine attachment structure.

Jongkyu Kim1

  • 1Korean Native Dog Conservation and Research Center, Inje, Republic of Korea.

Frontiers in Veterinary Science
|May 4, 2026
PubMed
Summary
This summary is machine-generated.

This study introduces a new method for diagnosing canine attachment by observing everyday interactions, not just during separation. This non-separation approach provides a more accurate and ethical assessment of the dog-caregiver relationship.

Keywords:
animal behaviorcanine attachmentdiagnostic frameworkhuman-canine bondnon-separation diagnosisseparation anxietywelfare-oriented assessment

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Area of Science:

  • Canine Ethology
  • Animal Behavior
  • Veterinary Behavior Science

Background:

  • Current canine attachment diagnostics rely on separation-induced behaviors, which can be misinterpreted.
  • Separation-based assessments may confuse different relational dynamics (secure, avoidant, ambivalent).
  • Existing methods face ethical, conceptual, and interpretive limitations.

Purpose of the Study:

  • To propose and validate a non-separation diagnostic framework for canine attachment.
  • To assess attachment structure through naturalistic observation of everyday interactions.
  • To differentiate attachment styles without inducing caregiver absence or distress.

Main Methods:

  • Employed long-term naturalistic observation of dogs in stable home environments.
  • Utilized structured non-separation observations of representative cases.
  • Focused on exploration-return patterns, distance regulation, and emotional stabilization.

Main Results:

  • Canine attachment structures were consistently identifiable through non-separation observations.
  • Observed separation behaviors reflected pre-existing relational organization, not separation-induced responses.
  • Case studies demonstrated the necessity of non-separation assessment for accurate classification.

Conclusions:

  • Non-separation observation is the primary context for classifying canine attachment.
  • Attachment is observable through everyday interactions, independent of separation events.
  • This framework offers a conceptually coherent and ethically sound diagnostic alternative.