Plenty is doing.
"[New brain imaging results] pinpoint limbic structures such as the cingulate gyrus as providing important routes of information between the frontal lobe and other brain regions implicated in schizophrenia."
Disclaimer: this quote appears here only to spark discussion. It is not endorsed one way or the other. Make up your own mind. Or just refresh the page for another viewpoint. From a collection assembled by the late Chris Brand.