Correction: In the article “Frontal Feedback-Related Potentials in Nonhuman Primates: Modulation during Learning and under Haloperidol” by Julien Vezoli and Emmanuel Procyk, which appeared on pages 15675–15683 of the December 16, 2009 issue, the following acknowledgment was mistakenly excluded: “This research was funded by Fondation de France and Fondation Caisse d'Epargne RhôAxone-Alpes (Julien Vezoli).”
