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The key role of cognitive fusion linking mindfulness and personality: a cross-sectional study.

Daniel Heppt, Niklas Bergmann, Ingmar Conell, Inge Hahne, Eric Hahn, Thi Minh Tam Ta, Kerem Böge

Scientific Reports September 23, 2025 DOI: 10.1038/s41598-025-18324-z (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Cross-sectional study Peer reviewed
Sample size 779
Population International meditators
Intervention Meditation
Topics Meditation
Keywords Cognitive fusion Personality traits Psychological flexibility
Key findings Mindfulness mediated the relationship between meditation experience and all five personality traits, with the strongest effect on reducing neuroticism, and cognitive fusion fully mediated the association with conscientiousness and extraversion.

Abstract

The present article explores the relationship between mindfulness meditation and personality. Based on a substantial body of research, mindfulness has been shown to have significant associations with personality. Recent research suggests that mindfulness meditation may influence personality traits in accordance with the Five Factor Personality Model. To examine this, we investigated whether mindfulness mediates the relationship between meditation experience and personality in an international, cross-sectional sample of N = 779 meditators (mean meditation experience = 6.4 years, 69.8% female). Additionally, the mechanism of how mindfulness and personality are associated remains largely unclear. We therefore assessed whether cognitive fusion, a measure of psychological flexibility, functions as a mediator between both constructs. Our analyses indicate that mindfulness serves as a significant mediator for all five personality traits, supporting the hypothesis that mindfulness meditation may contribute to changes in personality traits, particularly by reducing neuroticism. As the mediated effect was strongest for neuroticism, this underscores the potential of mindfulness meditation to possibly have an influence on mental wellbeing. Cognitive fusion significantly mediated the effect of mindfulness on neuroticism (β = - 0.40, 95% CI [-.45, -.34]) and agreeableness (β = 0.17, 95% CI [0.10, 0.24]), while fully mediating the association with conscientiousness (β = 0.17, 95% CI [0.10, 0.25]). These results suggest that enhanced cognitive flexibility accounts for a significant proportion of mindfulness's impact on personality. Our results further revealed a previously unidentified pathway wherein cognitive fusion fully mediated the relationship between mindfulness and extraversion (β = 0.19, 95% CI [0.11, 0.27]), a trait typically displaying a weak association with mindfulness. These findings suggest cognitive fusion's central role in linking mindfulness and personality and offer a promising foundation for future explorations in this field.

Comparable studies

Other cross-sectional and survey studies on meditation, most cited first.

Study Year Design Participants
Construct Validity of the Five Facet Mindfulness Questionnaire in Meditating and Nonmeditating Samples Experienced meditators and nonmeditating comparison groups 2008 Cross-sectional study
Neural Correlates of Dispositional Mindfulness During Affect Labeling Adult participants 2007 Observational cross-sectional n = 27
Assessing mindfulness in children and adolescents: Development and validation of the Child and Adolescent Mindfulness Measure (CAMM). School-aged children and adolescents 2011 Cross-sectional validation study n = 1,413
Mindfulness and self-compassion as predictors of psychological wellbeing in long-term meditators and matched nonmeditators Experienced meditators and demographically matched nonmeditators 2012 Cross-sectional study n = 152
Mechanisms of Action in the Inverse Relationship Between Mindfulness and Psychological Distress Undergraduates 2008 Cross-sectional, correlational

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