?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Cognition+is+categorization&rft.creator=Harnad%2C+Stevan&rft.subject=Cognitive+Psychology&rft.subject=Robotics&rft.description=We+organisms+are+sensorimotor+systems.+The+things+in+the+world+come+in+contact+with+our+sensory+surfaces%2C+and+we+interact+with+them+based+on+what+that+sensorimotor+contact+%E2%80%9Caffords%E2%80%9D.+All+of+our+categories+consist+in+ways+we+behave+differently+toward+different+kinds+of+things+--+things+we+do+or+don%E2%80%99t+eat%2C+mate-with%2C+or+flee-from%2C+or+the+things+that+we+describe%2C+through+our+language%2C+as+prime+numbers%2C+affordances%2C+absolute+discriminables%2C+or+truths.+That+is+all+that+cognition+is+for%2C+and+about.&rft.publisher=Elsevier&rft.contributor=Cohen%2C+Henri&rft.contributor=Lefebvre%2C+Claire&rft.date=2005-07&rft.type=Book+Chapter&rft.type=NonPeerReviewed&rft.format=text%2Fhtml&rft.identifier=http%3A%2F%2Fcogprints.org%2F3027%2F1%2Fcatconf.html&rft.identifier=++Harnad%2C+Stevan++(2005)+Cognition+is+categorization.++%5BBook+Chapter%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F3027%2F