title: Hemispheric dominance before Broca.
abstract: Analysis of early medical literature indicates that considerable evidence for a specific association between speech disorder and disease of the left hemisphere was incorporated within it. The diverse reasons for the failure of clinicians to perceive the association are discussed and the approach of Marc Dax to the question is described.
mesh_terms: D001037:Aphasia / Q000266:history*; D001925:Brain Damage, Chronic / Q000266:history*; D004292:Dominance, Cerebral; D005060:Europe; D049670:History, 17th Century; D049671:History, 18th Century; D049672:History, 19th Century; D049690:History, Ancient; D006801:Humans