Paranoid schizophrenics very often experience auditory hallucinations. Robert Sapolsky has theorized that shamanism is practiced by schizotypal individuals rather than schizophrenics. About 13% of schizophrenics have olfactory hallucinations. Ellery subjected Palmer to a treatment being tried in Vienna on schizophrenics and introverts. There, Bernardo Huberman presented a mathematical model of the eye tracking disorder among schizophrenics. In contrast to the general impairment imposed for schizophrenics, focal lesions assumed specific deficits. This was seen as a milder form of the negative symptoms exhibited by withdrawn schizophrenics. MRI studies have shown that the planum temporale in schizophrenics is more symmetrical. It is about stopping schizophrenics from turning violent and controlling sounds with the human mind. Schizophrenics with a poor outcome often have reduced PCC volume. Cigarettes, consumed far out of proportion by schizophrenics, contain nornitrosonicotine; a potent a7 antagonist. A very large percentage of schizophrenics smoke tobacco as a form of self-medication. The strange behaviour and speech of schizophrenics was explained by Bateson et al. Two out of three schizophrenics recover significantly. Jung's first research was done with schizophrenics.