From the brain’s encoding of input dynamics to its behavior: neural dynamics shape bias in decision making
Angelika Wolman, Stephan Lechner, Lorenzo Lucherini Angeletti, Josh Goheen, Georg Northoff · 2024
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Description
Angelika Wolman and co-authors tested how the rhythm of a task seeps into the brain and shapes decisions. Volunteers played a Go-NoGo reaction game in which trials arrived at a steady beat of about one every 1.3 seconds. Electrode recordings showed the brain's electrical activity picking up power at exactly that beat frequency, though the strength varied widely between people.
Participants whose brains locked onto the rhythm more strongly showed steadier trial-to-trial phase patterns and simpler, less complex signals. They also answered faster and showed a stronger bias to respond. The authors read the results as a chain: the environment's timing is encoded in brain activity, simpler neural dynamics follow, and behavior tilts accordingly. The study links input dynamics directly to decision style.
Catalog record
| CREATOR | Angelika Wolman, Stephan Lechner, Lorenzo Lucherini Angeletti, Josh Goheen, Georg Northoff |
|---|---|
| YEAR | 2024 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 32 KB |
| VERSION | 1.0 |
| LICENSE | CC BY 4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |