tDCS and Cognitive Training Intervention for Chronic Smokers With Schizophrenia

Inclusion Criteria: * Currently meets DSM-5 criteria for Schizophrenia, Schizoaffective Disorder, Schizophreniform Disorder, or Delusional Disorder. * Ability to provide written informed consent * Smoke ≥ 7 cigarettes per day * Expired breath CO ≥ 10 ppm at screening * Stable medication regimen for ≥ 4 weeks (If on more than one psychotropic medication, main antipsychotic will be considered for stability) Exclusion Criteria: * Epilepsy or Current Seizure Disorder * Alcohol or Substance Dependence past 3 months (caffeine allowed, nicotine is part of inclusion criteria). * Pregnant or lactating * Psychiatric hospitalization in past 3 months * Suicidal and/or aggressive behavior past 3 months * Implanted cardiac or brain medical devices * Latex allergy * Scalp irritation or recent shaving of scalp * Use of other smoking cessation medication * History of head trauma * History of ECT