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An incorrect paper was cited as reference 2 of this article. The correct paper is Ganis, G., Rosenfeld, J. P., Meixner, J., Kievit, R. A. & Schendan, H. E. Lying in the scanner: covert countermeasures disrupt deception detection by functional magnetic resonance imaging. Neuroimage 55, 312–319 (2011). This has been corrected in the online version.