Justin Chumbley
Papers
1
Total Citations
8
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1
About
Justin Chumbley has made significant contributions to the neuropsychology of motivation and reward processing, particularly in the context of psychiatric disorders. His research focuses on understanding how apathy—a common and debilitating symptom in schizophrenia—relates to decision-making and effort-based choices. In his most-cited work, "Apathy but not diminished expression in schizophrenia is associated with discounting of monetary rewards by physical effort" (2014), Chumbley demonstrated that individuals with schizophrenia who exhibit high levels of apathy are more likely to devalue monetary rewards when physical effort is required, whereas diminished emotional expression does not show this association. This finding, cited 8 times, provides critical insight into the distinct neural and cognitive mechanisms underlying negative symptoms. Chumbley’s work bridges clinical neuroscience and behavioral economics, offering a framework for developing targeted interventions. His research has been influential in shaping how clinicians and researchers conceptualize and measure motivational deficits, with implications for treatment strategies in schizophrenia and other disorders involving apathy.
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