Nat. Neurosci. 11, 619 (2008); published online 27 May 2008; corrected after print 25 June 2008

In the version of this editorial originally published, the x and y axes of Figure 1 were mislabeled. The correct x axis should read 'Number of PDF downloads within 90 days (A.U.)' and the correct y axis should read 'Number of citations'. This error has been corrected in the HTML and PDF versions of the editorial.

Figure 1
figure 1