The traps of neuroimaging research

Blobs and Pitfalls: Challenges for fMRI Research

Brain scanning is big at the moment. In particular, the technique of functional MRI (fMRI) has become hugely popular within neuroscience. But now a group of big-name neuroimaging researchers, led by Russ Poldrack, have taken a skeptical look at the field, in a new preprint (currently under peer review) called Scanning the Horizon: Future challenges for neuroimaging research. Poldrack et al. do a great job of discussing the various problems including limited statistical power, undisclosed analytic flexibility (producing scope for p-hacking) and inflated false positive rates in the software tools used. ….[READ]

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