Viruses have Been Changing Our DNA

This article on viruses is only reiterating what many in the sensory-motor-reflex field have been saying for years. http://www.popsci.com/science/article/2010-01/8-percent-human-dna-comes-virus-causes-schizophrenia. Many of my aquaintances know that my mother had mental illness and it was labeled as schizophrenia, although other labels were used as well. In one of her letters to her dad, she outlined her hypothesis, truly radical at the time, that her mental issues were from a virus.