--- author: Eric Wagoner date: '2000-11-27T01:32:09' draft: false title: Could a parasite passed to --- Could a parasite passed to humans from housecats [cause schizophrenia and bipolar disorder](http://www.linguafranca.com/print/0012/cover_pet.html)? There's some very convincing evidence that schizophrenia is caused by an infectious agent, and E. Fuller Torrey, one of the giants of schizophrenia research, thinks he may know the source.