Rewarding Properties of Intracranial Stimulation

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Science  25 Mar 1960:
Vol. 131, Issue 3404, pp. 929-930
DOI: 10.1126/science.131.3404.929-a


Monkeys can be trained to press a lever to obtain intracranial brain stimulation on a large fixed-ratio schedule as well as on a continuous reinforcement schedule. A long extinction curve appears to be indicative of a future high fixed-ratio performance.