What is the current best evidence that there is a language network that runs predominantly on the left side of the brain? PET scans show increased metabolic activity in discrete sections on the left...

Extracted text: What is the current best evidence that there is a language network that runs predominantly on the left side of the brain? PET scans show increased metabolic activity in discrete sections on the left side of the brain when subjects are either silently reading a book, listening to a book being read to them or reading a book aloud to another person adults with Parkinson's disease speak much more slowly than normal Phineas Gage, after suffering a traumatic brain injury mainly on the left side of the brain, could no longer speak in meaningful sentences after his injury adult males are said to be 'left side of brain dominant' relative to females and males have, on average, superior overall language skills