Editing Tim Crow (section)

=== Psychosis and Human Evolution ===
Based on the supposition that language and psychosis are specifically human conditions,<ref name=":0" /> Crow spent his later career investigating the implications for schizophrenia of the occurrence of cerebral asymmetry in humans but not chimpanzees.<ref>{{Cite journal |last=Li |first=X |last2=Crow |first2=T J |last3=Hopkins |first3=W D |last4=Gong |first4=Q |last5=Roberts |first5=N |date=2018 |title=Human torque is not present in chimpanzee brain. |journal=NeuroImage |volume=165 |pages=1–9}}</ref> Further work on handedness, heritability of psychosis, sex differences in age of onset in schizophrenia, and genes on the sex chromosomes in schizophrenia<ref>{{Cite journal |last=Crow |first=T J |date=2013 |title=The XY gene hypothesis of psychosis: origins and current status. |journal=American Journal of Medical Genetics |volume=162 |pages=1–25}}</ref> contributed to a large, but as yet unresolved, body of work on the contribution of the sex chromosomes, to brain development and function, including propensity to schizophrenia.<ref>{{Cite journal |last=Bache |first=E K |last2=DeLisi |first2=L E |date=2018 |title=The sex chromosome hypothesis of schizophrenia:alive, dead, or forgotten? A commentary and review. |journal=Molecular Neuropsychiatry |issue=83-89}}</ref>