Glossary // Glossary term Theoretical

Social baseline theory

A theory proposing that the ecology to which humans are adapted is rich in other people, so that social proximity is the expected baseline and being alone requires more costly self-regulation of threat. In a frequently cited fMRI study, 16 married women facing the threat of electric shock showed attenuated threat-related activation while holding their husband's hand, less so while holding a stranger's hand, with larger attenuation in higher-quality marriages. The theory is influential, but the imaging evidence comes from small samples and replication is limited.

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Studies behind it

The works the definition rests on, with the level of evidence each was appraised at.

  • Beckes, L., & Coan, J. A. (2011). Social baseline theory: The role of social proximity in emotion and economy of action. doi:10.1111/j.1751-9004.2011.00400.x

    Level D Theory

    Supports the description of social baseline theory: social proximity as the expected baseline that conserves regulatory resources. Theory by its originators; the supporting evidence is heterogeneous.

  • Coan, J. A., Schaefer, H. S., & Davidson, R. J. (2006). Lending a hand: Social regulation of the neural response to threat. doi:10.1111/j.1467-9280.2006.01832.x

    Level B Experiment

    Supports the claim that spousal hand-holding was associated with attenuated threat-related activation, more than a stranger's hand, and more so in higher-quality marriages. A small, homogeneous sample and a within-subject design; replication in larger samples is limited.