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September 17, 2025

Developmental differences in reward-learning and its connection to resting-state functional connectivity

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Authors

ZKZsófia KarlócaiJVJohan VegeliusEWEbba Widegren

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Overview

Comparison of reinforcement learning and functional connectivity in adolescents and adults reveals critical differences, indicating unique neural mechanisms in adolescents.

Key Points

  • Adolescents demonstrated reduced reward-learning and stronger reliance on fronto-striatal connectivity than adults.
  • The study found that adolescents had a lower learning rate of 0.5 compared to adults, impacting decision-making.
  • Reinforcement learning was examined using a probabilistic two-armed bandit task alongside fMRI for connectivity analysis.
  • These findings imply that adolescents may adapt their learning differently due to variances in brain connectivity.

Cite This Study

Karlócai et al. (2025) studied this question.

synapsesocial.com/papers/68d4606031b076d99fa6032bhttps://doi.org/10.31234/osf.io/g6xpw_v1
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Also Consider

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  3. 3Frontostriatal Networks Undergo Functional Specialization during Adolescence That Follows a Ventral–Dorsal Gradient: Developmental Trajectories and Longitudinal Associations2025 · 3 citations
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