The crimes against dopamine
Mark Humphries

It is a reward signal limited to the sense of “reward for having made a correct prediction”. This is, indeed, the kind of reward needed for reinforcement learning. In that case (for example, in songbird, recent paper: instead of a “prediction” you have a correct behavioural outcome, and you are rewarded if the action you learn corresponds to it. So it is a reward in this sense. But great article!

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