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Nature Neuroscience 10, 1505 - 1507 (2007)
doi:10.1038/nn1207-1505

Dopamine: at the intersection of reward and action

Nathaniel D Daw1

  1. The author is at the Center for Neural Science and Department of Psychology, New York University, 4 Washington Place, Room 809, New York, New York 10003, USA.
    e-mail: daw@cns.nyu.edu


A new paper reports that dopaminergic neurons initially responded optimistically in rats given free choice between two rewards, as though the animal had chosen the better reward, even on trials when it failed to do so. These findings suggest that current computational theories of dopaminergic function may need to be revised.

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