Nat. Neurosci. 13, 635–641 (2010); published online 28 March 2010; corrected after print 9 July 2010

In the version of this article initially published, two citations were inadvertently omitted. To correct this, the following sentence was inserted after the sixth sentence in the introduction (first paragraph, line 16): “In rats, both susceptibility to obesity and diet-induced obesity have been linked to deficits in mesolimbic dopamine signaling, with obesity-susceptible animals exhibiting reduced levels of D2 receptors50,51.”

These references have been added to the reference list as follows:

The error has been corrected in the HTML and PDF versions of the article.