The investigation of risky decision-making has a prominent place in clinical science, with
sundry behavioral tasks aimed at empirically quantifying the psychological construct of risk …

Reinforcement Learning (RL) models have revolutionized the cognitive and brain sciences,
promising to explain behavior from simple conditioning to complex problem solving, to shed …

Increased levels of peripheral cytokines have been previously associated with depression in
preclinical and clinical research. Although the precise nature of peripheral immune …

Social functioning impairment is a hallmark of mental illness. As one of the most intractable
and severe psychiatric disorders, schizophrenia is characterized by deficits on multiple …

Reinforcement learning is a core facet of motivation and alterations have been associated
with various mental disorders. To build better models of individual learning, repeated …

It has recently been suggested that parameter estimates of computational models can be
used to understand individual differences at the process level. One area of research in …

Background Persecutory delusions are among the most common delusions in schizophrenia
and represent the extreme end of the paranoia continuum. Paranoia is accompanied by …

Negative symptoms, comprising the motivation and pleasure (MAP) factor and the
expressivity (EXP) factor, are key determinants of social functioning in schizophrenia (SCZ) …

Several studies of reward processing in schizophrenia have shown reduced sensitivity to
positive, but not negative, outcomes although inconsistencies have been reported. In …

Abstract Background and Hypothesis Impairments in function (ie, the ability to independently
accomplish daily tasks) have been established in psychotic disorders. Identifying factors that …