Reinforcement learning and working memory are two core processes of human cognition
and are often considered cognitively, neuroscientifically, and algorithmically distinct. Here …

Parkinson's disease (PD) is a progressive neurodegenerative disease characterized by
motor symptoms such as rigidity, rest tremor, and bradykinesia. However, a growing body of …

Historically, magnetic resonance imaging (MRI) has contributed little to the study of
Parkinson's disease (PD), but modern MRI approaches have unveiled several …

Cognitive problems are one of the main causes of ongoing disability after traumatic brain
injury. The heterogeneity of the injuries sustained and the variability of the resulting …

Parkinson's disease (PD) is a progressive neurodegenerative disorder clinically
characterized by cardinal motor deficits including bradykinesia, tremor, rigidity and postural …

A balance has to be struck between supporting distractor-resistant representations in
working memory and allowing those representations to be updated. Catecholamine …

Highlights•Exposure to cannabis has significant effects on cortico-striatal networks.•These
networks are also essential for motor learning and control.•The few existing studies suggest …

Background and Purpose: In many neurologic diagnoses, significant interindividual
variability exists in the outcomes of rehabilitation. One factor that may impact response to …

Parkinson's disease (PD) is commonly treated with dopaminergic medication, which
enhances some, while impairing other cognitive functions. It can even contribute to impulse …

Parkinsonism and Parkinson's disease are not synonymous. Parkinsonism refers classically
to a triad of motor symptoms (bradykinesia, rigidity, and tremor), but gait instability is also …