In another experiment Gazzaniga and his team flashed a picture of a chicken claw to the left-half brain – the side responsible for speech – and simultaneously flashed a picture of a snowy landscape to the right brain. When asked what he saw, patient PS answered ‘a chicken claw’. Gazzaniga then presented PS with a series of picture cards and asked him to point to the one that best matched what he had seen. The patient’s right hand (controlled by his left brain) pointed to a picture of a chicken, but simultaneously his left hand shot out and pointed to a snow shovel. Gazzaniga then asked PS the
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