Word: broca
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Dates: during 1990-1999
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Until recently, scientists assumed that the brain processed language in two neatly defined boxes: Broca's area (for speech production) and Wernicke's area (for speech comprehension). The picture now emerging is far more complex. The University of Iowa's Damasio, along with his wife Hanna, also a neurologist, has recently constructed a model for how the brain processes language based on some 200 unusual case histories, most prominent among them a patient code-named Boswell. Boswell has no function in large areas of his brain, owing to an infection. One consequence is that he has no memory of recent...