Brain indices of disagreement with one's social values predict EU referendum voting behavior.

ABSTRACT: Pre-electoral surveys typically attempt, and sometimes fail, to predict voting behavior on the basis of explicit measures of agreement or disagreement with a candidate or political position. Here, we assessed whether a specific brain signature of disagreement with one's social values, the event-related potential component N400, could be predictive of voting behavior. We examined this possibility in the context of the EU referendum in the UK. In the 5 weeks preceding the referendum, we recorded the N400 while participants with different vote intentions expressed their agreement or disagreement with pro- and against-EU statements. We showed that the N400 responded to statements incongruent with one's view regarding the EU. Crucially, this effect predicted actual voting behavior in decided as

SUBMITTER: Galli G 

PROVIDER: S-EPMC5714220 | biostudies-literature | 2017 Nov

REPOSITORIES: biostudies-literature