The symphony of choice

摘要

Sometimes it may be necessary to turn down that Vivaldi concerto while driving, to catch up with the traffic news. But a warning of an upcoming traffic jam would be totally useless if the driver could not sort out the specific sequences of left and right turns along an alternative itinerary. Such transitions from perceptual decisions (choosing one option on the basis of sensory information) to movement planning rely on the brains parietal cortex.