[olsen]

Thought I would give this a post on its own: (could be I have an obsession with evolutionary biology.)

http://www.theatlantic.com/magazine/...ou-crazy/8873/

"...But if Flegr is right, the “latent” parasite Toxoplasma gondii (T. gondii) may be quietly tweaking the connections between our neurons, changing our response to frightening situations, our trust in others, how outgoing we are, and even our preference for certain scents. And that’s not all. He also believes that the organism contributes to car crashes, suicides, and mental disorders such as schizophrenia. When you add up all the different ways it can harm us, says Flegr, “Toxoplasma might even kill as many people as malaria, or at least a million people a year.”

An evolutionary biologist at Charles University in Prague, Flegr has pursued this theory for decades in relative obscurity..."