ERRATUM
The publishers would like to apologise for an error that occurred in the publication of this article (Luk, Reference Luk, de Sa and Bialystok2011). In Figure 2, the caption should have indicated the right group of bars as “Incongruent–Congruent”. The corrected figure is reprinted here.
![](https://static.cambridge.org/binary/version/id/urn:cambridge.org:id:binary-alt:20160921030936-36722-mediumThumb-S1366728911000186_fig2g.jpg?pub-status=live)
Figure 2. Mean RT costs for congruent and incongruent trials in conflict block relative to control trials and the flanker effect (Incongruent–Congruent) by language group.