What was studied?
Hobson, Bonk and Inzlicht (2017) examined an experimentally assigned ritual: novel actions repeated at home for a week, followed by a laboratory task with EEG recording. Their pre-registered design investigated the error-related negativity (ERN), a neural signal associated with performance monitoring.
What did the authors report?
The authors report a reduced ERN from pre- to post-ritual rounds. They did not find evidence of improved or impaired task performance accompanying that reduction.
Keep the outcome precise.
A change in a neural measure is not the same as a practical performance gain. This single experiment does not establish that a ritual object, a commercial program or every cultural practice delivers the same result. Nor is it a clinical treatment trial. The authors also reported no changes in self-reported affect that showed participants consciously felt less anxious.
Our reading
Meaning and curiosity can stand on their own. They do not need a stronger scientific claim than the evidence supports.
Read the original.
Hobson NM, Bonk D, Inzlicht M. Rituals decrease the neural response to performance failure. PeerJ 5:e3363 (2017). DOI: 10.7717/peerj.3363. Full text is available through PubMed Central. This short note is not a systematic review or reanalysis.
— First source review and publication of this note.
A dated starting point, not a continuously monitored or systematic review. See the research log.