any medical, psychiatric or neurological illness

current or former substance abuse

any implant or stainless steel graft and any other contraindications for MRI

pregnancy

first degree relatives with a history of psychiatric illness or substance abuse

failures to comply with the study protocol or to follow the instructions of the investigating team

lifetime use of antipsychotic drugs

treatment with psychotropic agents such as SSRIs within the last 6 months

Network Dysfunction, Schizophrenia and Pharmacological Magnetic Resonance Imaging (phMRI)