Two years ago, a paper by Swedish neuroscientist Anders Eklund and colleagues caused a media storm. The paper, Cluster Failure, reported that the most widely used methods for the analysis of fMRI data are flawed and produce a high rate of false positives.

As I said at the time, Cluster Failure wasn’t actually making especially new claims because Eklund et al. had been publishing quite similar results years earlier – but it wasn’t until Cluster Failure that they attracted widespread attent