Determining the Role of Social Reward Learning in Social Anhedonia

Inclusion Criteria: * Age 18-35 years * A first episode of a psychotic illness that began within the past three years * Diagnostic and Statistical Manual of Mental Disorders (DSM)-5 diagnosis of schizophrenia, schizophreniform, or schizoaffective disorder * Taking 2nd generation antipsychotic medications * Estimated premorbid IQ not less than 70 as assessed with the Wechsler Test of Adult Reading * Appropriate for scanning (i.e., no pacemaker or metal implants) and expressed willingness to participate in scanning * Sufficient fluency in English to comprehend testing procedures * Corrected vision of at least 20/30 Exclusion Criteria: * No evidence that substance use makes the diagnosis ambiguous (rule out substance-induced psychosis) * No evidence of moderate or severe alcohol or substance use disorder in the past 3 months * No clinically significant disease based on medical history (e.g., epilepsy) or significant head injury * For females: no current pregnancy * No sedatives or anxiolytics on the day of assessment * No medication change 3 weeks prior to enrollment