Phineas Gage

• Had a pole straight through his brain

  Estimated in 2011 that the iron rod destroyed approximately 10% of the white matter in his frontal lobe and 4% of his cerebral cortex
• Before the incident he was said to be a caring and loving person however after the incident he became aggressive and massively changeable in his mood
• Supports the importance of brain structure on behaviour because after his brain structure was altered , his behaviour had a huge and unexplainable change