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SUMMARY:Neurocomputational Mechanisms of Self-Control in Dietary Choices: 
 A Value-Based Decision-Making Perspective - Prof Anita Tusche (Queen’s U
 niversity (Canada))
DTSTART;VALUE=DATE-TIME:20250509T130000
DTEND;VALUE=DATE-TIME:20250509T140000
UID:https://talks.ox.ac.uk/talks/id/a87bbba6-033f-4767-bbbb-43c21b8ee606/
DESCRIPTION:Abstract (if possible)	Why do some individuals reliably succee
 d at self-control while others struggle — especially in the face of temp
 ting choices? In this talk\, I present a series of studies combining behav
 ioral computational modeling with functional and structural MRI data to in
 vestigate the neural mechanisms supporting cognitive regulation across dif
 ferent goals and choice contexts. Our findings challenge traditional views
  of self-control as the inhibition of prepotent hedonic impulses or the di
 rect modulation of integrative value signals in core valuation regions suc
 h as the ventromedial prefrontal cortex (vmPFC). Instead\, our results hig
 hlight the critical role of flexible\, goal-consistent representations of 
 choice attributes\, encoded in regions like the dorsolateral prefrontal co
 rtex (DLPFC)\, which reliably predict regulatory success.\n\nExtending bey
 ond localized brain activity\, we also examine individual differences in s
 elf-control using a novel gradient-based framework that captures large-sca
 le patterns of neural organization. This whole-brain approach reveals how 
 self-regulation may depend on stable modes of brain activation that minimi
 ze the need for context-specific reconfiguration of large-scale activation
  patterns.\nTogether\, these findings provide new insights into the neural
  architecture of dietary self-control and goal-directed behavior more broa
 dly — suggesting that successful regulators may rely on flexible\, goal-
 dependent representations of choice-relevant attributes and large-scale br
 ain states that efficiently support flexible decision-making across domain
 s.\n\nSpeaker bio (short) for Departmental Seminars only	Prof. Anita Tusch
 e is an Associate Professor of Psychology at Queen’s University and Dire
 ctor of the Queen’s Neuroeconomics Lab. Her research combines neuroscien
 ce\, psychology\, and behavioural economics to explore the neural mechanis
 ms of social decision-making\, including empathy\, altruism\, and consumer
  behaviour. Using tools like fMRI and machine learning\, she investigates 
 how cognitive and emotional processes shape choices and individual differe
 nces.\n\nSpeakers:\nProf Anita Tusche (Queen’s University (Canada))
LOCATION:New Radcliffe House (Seminar room 2\, 2nd floor)\, Walton Street 
 OX2 6NW
TZID:Europe/London
URL:https://talks.ox.ac.uk/talks/id/a87bbba6-033f-4767-bbbb-43c21b8ee606/
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DESCRIPTION:Talk:Neurocomputational Mechanisms of Self-Control in Dietary 
 Choices: A Value-Based Decision-Making Perspective - Prof Anita Tusche (Qu
 een’s University (Canada))
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