Directly perceiving Gibson: a further reply to Gyr.
D001288:Attention; D002490:Central Nervous System / Q000502:physiology; D006801:Humans; D007257:Information Theory; D009039:Motion Perception; D009043:Motor Activity; D010775:Photic Stimulation; D011434:Proprioception; D011582:Psychological Theory; D014796:Visual Perception / Q000502:physiology