Neural and Behavioral Psychology Studies

Population geometries in frontal cortex coordinate value-based decisions

The paper investigates how different regions of the frontal cortex process decision-making by analyzing population geometries in mice choosing between reward amounts and delays.

Novelty-seeking and directed exploration scale with dissociable social network outcomes and brain systems in older adults

This study links undirected novelty seeking and goal-directed exploration in older adults to distinct social network outcomes and brain systems using fMRI and a social bandit reinforcement task.

Dynamic belief representation and updating through learned attractor-like dynamics in the frontal cortex

The paper shows that OFC population activity in mice exhibits task-specific attractor-like dynamics during belief-state inference, mirroring Value-RNN dynamics.

Changing the Motivation for Mental Work with Temporal Interference Stimulation

This study uses tTIS to show that striatum stimulation affects reward sensitivity and effort cost processing in humans during decision tasks.

Neural Dynamics of Self-Control: Pre-Choice EEG Signals Predict Yielding to Temptation

The paper shows that pre-choice EEG signals predict yielding to temptation in a reward choice task, indicating neural biases toward self-defeating choices before decision-making.

Functional reorganization of large-scale brain systems underlies emotion regulation maturation

This study shows that emotion regulation maturation involves reorganization of distributed brain systems rather than just strengthening prefrontal control, with key developmental changes in specific brain regions and networks.

Effect of dopamine D2 blockade on behavioural and electrophysiological measures of inhibitory control

This study examines how dopamine D2 receptor blockade affects proactive and reactive inhibition using behavioural and electrophysiological measures in humans.

Anticipated distractor processing relies on distinct representational states before and after distractor onset in visual working memory

This study uses EEG and multivariate decoding to show that anticipatory coding of distractors in visual working memory does not protect behavior, but post-distractor reformatting reduces interference.

Sex differences in exploration-exploitation strategies during home-cage decision making

In 136 mice on FED3 tasks, males showed slightly higher win-stay in all three choice tasks, with higher accuracy in a deterministic bandit but not a probabilistic one.

Cognitive control networks in human and macaque

This study compares cognitive control networks in humans and macaques using fMRI, finding similarities in the MD network but differences in lateral frontal cortex activation patterns.

Motivationally objective versus subjective decision-making: Neural correlates, behavior, and self-report

This study compares neural and behavioral differences between objective and subjective decision-making using fMRI and behavioral tasks.

Impaired Reinforcement Learning Underlying Explore-Exploit Decision Making in Theft Recidivists

This study finds that non-kleptomanic theft recidivists show impaired reinforcement learning, as evidenced by lower learning rates and reduced optimal choices in a 4-arm bandit task.

The Effects of Prelimbic Inhibition on Time-based Intervention and Impulsive Choice

This study inhibits the prelimbic cortex in rats during FI training or impulsive choice tasks, showing increased impulsive choice and reduced self-control.

Environmental volatility amplifies Pavlovian control in decision-making

This study shows that environmental volatility increases Pavlovian control in decision-making by biasing choices toward reward-predictive cues, reducing entropy in outcomes.

Fixation-evoked potentials reveal neural signatures of hierarchical value-integration during decision-making

This study uses EEG and eye-tracking with a computational model to identify neural signatures of value-integration during decision-making under naturalistic conditions.

Emergent blink rate in early childhood is associated with neural origins of executive function

The paper links spontaneous eye-blink rate in young children to neural development of executive function through prefrontal cortex activation.

Dynamics and geometry of emotion and cognition: an interpretable model of individual human behavior

The paper develops an interpretable model to analyze sub-trial dynamics in affective task switching, revealing geometric metrics that capture individual differences in task behavior.

Dopamine modulates striatal activity when controlling the output of working memory

This study investigates how dopamine modulates striatal activity during working memory output-gating using fMRI and finds that sulpiride alters striatal activity and reduces neural stimulus selectivity in visual cortex, affecting task performance.

Complementary prefrontal and thalamic representational dynamics during response planning

The paper investigates how prefrontal and thalamic circuits process contextual information during response planning in mice, finding distinct but coordinated representational dynamics.

Shared Latent Decision Strategies Underlie Reward-Guided Behavior Across Species

This study identifies a shared latent reward-learning strategy in mice and humans using probabilistic reversal learning tasks and latent state modeling.

Neural subspace reorganization reflects value-based decision making

The paper shows how value-based decisions reorganize neural subspaces in LPFC by rotating and expanding chosen option representations.

Striatal Social Reward Sensitivity Predicts Trust-Related Brain Responses Depending on Closeness and Depression

The paper examines how striatal social reward sensitivity predicts trust-related brain responses, showing interactions with social closeness and depression.

Large-Scale Network Embedding Predicts Opposing Functions of Adjacent Regions Within Human Prefrontal Cortex

The paper identifies two adjacent prefrontal cortex regions with opposing functions linked to distinct large-scale networks using functional MRI in three cohorts.

Marmosets adaptively accumulate dynamic sequential evidence to make decisions

This study shows marmosets adjust their attention based on evidence strength during decision-making, revealing a new mechanism beyond standard accumulation models.

Protracted prediction: Neurodevelopment of reward processing in the adolescent cerebellum.

This study examines reward processing in the adolescent cerebellum using fMRI meta-analysis, finding phase-specific spatial dissociations compared to adults.

Towards the definition and measurement of routines and the cognitive processes that underpin their maintenance

This paper defines and measures routines using transition entropy, showing that routine maintenance is disrupted by frequent task switches and altered reward expectations.

Reward Memories Bias Instrumental Rule Selection via the Orbitofrontal-to-Secondary Motor cortex Pathway

This study shows that reward memories bias abstract rule selection in decision-making via the orbitofrontal-to-secondary motor cortex pathway.

An adolescent neuroimaging database combining movie-watching, eye-tracking and cognitive tasks

This paper presents a multimodal neuroimaging dataset of adolescents combining fMRI, eye-tracking, and cognitive tasks to study brain development and mental health.

Orthogonal representational geometry in dACC underpins human hierarchical reasoning

The paper shows that orthogonal representational geometry in dACC supports hierarchical reasoning by encoding error and difficulty along separate dimensions.

Cortical contributions to attentional orienting and response cancellation in action stopping

This study uses fNIRS to examine cortical activity during action cancellation in a stop-signal task, finding preSMA involvement consistent with the Pause-then-Cancel model.