Azucena Justicia

Cost evaluation during decision making in patients at early stages of psychosis

This study shows early psychosis patients jump to conclusions due to perceiving higher information sampling costs, not due to noisy decision making.

fMRI salience signals in antipsychotic naive first episode psychosis

This study investigates salience processing abnormalities in first episode psychosis patients using fMRI, finding reduced neural signaling in midbrain and cortical regions for various salience types.

Abnormal reward prediction error signalling in antipsychotic naive individuals with first episode psychosis or clinical risk for psychosis

This study examines reward prediction error signalling in individuals with first episode psychosis and those at risk for psychosis, finding abnormal midbrain and prefrontal cortex activation compared to healthy controls.