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Mental Navigation Gone Awry: Testing the Mental Navigation Framework in the Context of Rumination

Project description

Linking mental navigation and rumination

Rumination is repetitive, negative thinking about personal problems. It often traps people in mental loops, worsening mood and well-being. Despite its impact, the brain mechanisms behind rumination remain unclear. In this context, the EU-funded MenNaRum project explores a new idea: mental rumination shares its roots with spatial navigation in the brain. Specifically, it tests whether the hippocampus, known for guiding physical navigation, also underlies how we ‘navigate’ thoughts and memories. Using innovative virtual reality tasks and data-driven analyses, MenNaRum seeks to link rumination with this mental navigation process. By combining neuroscience, experimental psychology, and technology, the project aims to develop new tools to better understand and eventually treat rumination and related mood disorders.

Objective

"MenNaRum aims to test the mental navigation framework (Aru et al., 2023) in the context of rumination. The theory proposes that the spatial navigation related activation in the hippocampus is indicative of a universal navigation mechanism that underlies spatial and non-spatial navigation, i.e. navigation between concepts or thoughts. The navigation process is goal directed and can lead to sudden solutions - insights. When ruminating, people think about their personal problems repetitively, often referred to as ""being stuck in a loop"", potentially indicative of the underlying navigational phenomenon. Rumination has been characterized by dwelling on negative autobiographical memories associated with hippocampal activation. So far, the link between rumination and navigational processing has not been established. MenNaRum aims to (1) establish a link between rumination and spatial navigation by applying a data-driven network analysis approach in an online study, (2) experimentally test the effects of insight induction on rumination, and navigation within a novel virtual-reality task, and (3) systematically review human and animal literature to uncover potential common rudimentary mechanisms for rumination and spatial navigation. In this project, I will integrate experimental psychopathology, behavioral neuroscience, and information technology approaches. MenNaRum will generate new hypotheses, and potentially shift rumination research paradigms towards integration, and interdisciplinarity. Implications include (1) a better understanding of the basic mechanisms of rumination, (2) novel VR-based measurement tools, some of which I will test in the project, and (3) inspiration for new interventions which can relieve the socioeconomic burden of affective disorders. MenNaRum will provide me with the important transferrable, virtual-reality, translational analysis and reviewing skills which will enhance my future interdisciplinary research on rumination and related processes."

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-EF - HORIZON TMA MSCA Postdoctoral Fellowships - European Fellowships

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Call for proposal

(opens in new window) HORIZON-WIDERA-2024-TALENTS-02

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Coordinator

TARTU ULIKOOL
Net EU contribution
€ 257 181,90
Address
ULIKOOLI 18
51005 Tartu
Estonia
Region
Eesti Eesti Lõuna-Eesti
Activity type
Higher or Secondary Education Establishments
Links
Total cost
No data

Partners (1)