Luke Clark

The paper investigates how audiovisual cues affect risky decision-making in gambling tasks and finds increased anterior insula activity during cued risky wins.

The paper uses reinforcement learning models and fMRI to analyze cognitive flexibility differences in Gambling Disorder and Cocaine Use Disorder, finding distinct neural and behavioral patterns.

The paper examines how gender influences the relationship between anxiety and depression scores and performance in effortful avoidance and reward-seeking tasks.

This study shows that blocking D2/D3 dopamine receptors increases belief volatility during trust learning, particularly in individuals with higher dopamine availability.

This study shows that serotonin depletion impairs reversal learning and emotional updating in humans, correlating with the degree of tryptophan depletion.

This study investigates how reward-paired sensory cues affect risk-taking behavior in humans, finding they promote riskier choices and increase arousal.