subject having signed an informed consent (for patients):
presence of DSM-IV TR criteria for schizophrenia (American Psychiatric Association, 1994)
You may not be if
a major somatic disorder or non stabilized
medical history likely to affect cerebral anatomy or to be linked to an abnormality (neonatal distress, neurochirurgical intervention, neurological disorders, stroke attack)
any disorders involved in the use of a psycho-active substance (as defined by the DSM-IV)
sensory disabling impairments, and specifically visual acuity \< 8
general anaesthesia during the 3 months before the study
pregnancy (declared by the subject)
persons in an emergency situation
persons deprived in any way of their liberty
persons in period of exclusion in an other protocol
use of psychotropic substance during the 3 weeks before the study
