Correction to: Neuropsychopharmacology advance online publication, 16 May 2007; doi:10.1038/sj.npp.1301450

Following the online publication of this article, the authors noted that in the first column of Table 1, the heading ‘Maternal anxiety 12–12’ should simply be ‘Maternal anxiety’.

Also, in the Acknowledgments, it should be noted that Johan Wagemans is an experimental psychologist.