# Participant

> A formal definition of a reader that owns surfaces and an inbox, receives both, and waits between turns instead of ending.

Record: `lexicon:participant`
Kind: artifact
Layer: [Execution Core](https://banes-lab.com/records/layer/execution-core.md)
Canonical: https://banes-lab.com/ontology/lexicon#lexicon-participant

Listed in [Lexicon terms](https://banes-lab.com/api/records/lexicon.md), after [Outcome Surface](https://banes-lab.com/records/lexicon/outcome-surface.md) and before [Bounded Reader](https://banes-lab.com/records/lexicon/bounded-reader.md).

## Category

- [Coordination Surfaces](https://banes-lab.com/records/lexicon-category/coordination-surfaces.md)