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A Unifying Principle Underlying Social Bonding: Towards a Psycho-Biological Theory

Project description

Towards a biological theory of social relations

Is there a biological mechanism that drives social animals to bond and prefer specific individuals? Despite extensive research, we still need a comprehensive understanding of social bonding. The ERC-funded BIOBOND project aims to introduce a new and scientifically proven biological theory of social relations. The project links essential physiological functions, such as glucose metabolism, arousal and body temperature, with social bonding. The effectiveness of these physiological processes during social interactions influences the probability of bonding. The research will map the neurobiological pathway through which social interactions impact physiology, demonstrate a causal relationship between physiological gains and bonding, and provide an evolutionary perspective by exploring the impact of social interactions on physiology in another social species.

Objective

Imagine a first date, where partners feel an immediate bond, versus an awkward date, where partners feel disconnected. BioBond asks whether there is a biological mechanism that is set to differentially favour bonding in the first date over the second. Despite substantial research on social bonding, we are still without an understanding of what drives social animals to bond and prefer selected individuals. BioBond aims to provide, for the first time, a novel and empirically-validated biological theory of sociality, tying fundamental physiological processes, like glucose metabolism, arousal or temperature, to social bonding, where physiological efficiency during interactions impacts bonding probability. This is not limited to romantic partners, but rather is suggested as a unifying principle that explains bonding: any social interaction that advances physiological gains reinforces bonding. Empirically validating such a unifying principle would demonstrate how complex behaviour emerges from a simple biological feature. Importantly, since physiological gains are quantitative, they can implement selective bonding, where interactions with higher physiological gains are more strongly reinforced. My approach is interdisciplinary, lying at the intersection of neuroscience, biology and psychology, with four mutually-informative lines of research: (1) Demonstrate how social interactions impact physiology by quantifying glucose metabolism, arousal and temperature during interactions v. alone in two major human bonds- parental and romantic; (2) Map the neurobiological pathway via which interactions impact physiology in real-time social interactions; (3) Demonstrate a causal effect of physiological gains on bonding by altering physiology during interactions; (4) Provide an evolutionary perspective by demonstrating it in an additional social species. BioBond is ground breaking in offering a novel, theory-based, testable biological mechanism for bonding across bonds and species.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-ERC - HORIZON ERC Grants

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Call for proposal

(opens in new window) ERC-2023-STG

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Host institution

THE HEBREW UNIVERSITY OF JERUSALEM
Net EU contribution
€ 1 499 875,00
Address
EDMOND J SAFRA CAMPUS GIVAT RAM
91904 Jerusalem
Israel
Activity type
Higher or Secondary Education Establishments
Links
Total cost
€ 1 499 875,00

Beneficiaries (1)