Inclusion Criteria:  Participants must be able to sufficiently speak and understand English so as to be able to understand and complete cognitive tasks. All subjects must have the ability to give valid informed consent. No children under the age of 18 will be recruited. Diagnosis of schizophrenia, schizophreniform, or schizoaffective disorder Stable outpatient or partial hospital status Normal IQ (>70; IQ will be measured by administering the Wechsler Abbreviated Scale of Intelligence (WASI) test)  Exclusion Criteria:  Pacemakers Implanted electrical (brain and spinal) stimulators Implanted defibrillator Metallic implants Skin damage or skin conditions such as eczema at the sites where electrodes will be placed Hair styles hindering the placement of electrodes Cranial pathologies Head trauma Epilepsy Mental retardation Any known history of neurological disorders (including epilepsy, amyotrophic lateral sclerosis (ALS), multiple sclerosis (MS), stroke, cerebral palsy, any DSM-5 axis I psychiatric disorder (for healthy control subjects), autism) Uncorrected vision problems that would hinder cognitive testing (this also pertains to subjects with color blindness in tasks where discriminating colored objects/items is necessary for successful performance) Pregnancy Substance dependence in the past six months Substance abuse in the past month