RecruitingDevice studyTranscranial Magnetic Stimulation (TMS) for Negative Symptoms in Schizophrenia Spectrum DisordersThe purpose of this study is to determine if repetitive transcranial magnetic stimulation (rTMS) applied to angular gyrus (AG) will improve negative symptoms and/or other psychosis symptoms in schizophrenia spectrum disorders (SSD) patients compared with prefrontal cortex (PFC) or sham.