# Four Stages Critique

*Tom Geraghty · Models & Critique, Power*

Critically examines Timothy R. Clark's Four Stages of Psychological Safety model. Argues it is useful as an introduction but wrong and potentially harmful when applied uncritically — specifically that framing Challenger Safety as a stage four achievement inverts the actual baseline.

- **This page:** https://explore.psychsafety.com/n/the-four-stages-of-psychological-safety/
- **Read the full article on psychsafety.com:** https://psychsafety.com/the-four-stages-of-psychological-safety/
- **Interactive map:** https://explore.psychsafety.com/?node=four-stages

## Connected concepts (9)

- [The OK Corral: The Grid for Get-on-With](https://explore.psychsafety.com/n/ernst-1971.md) (paper)
- [Why Foster PS?](https://explore.psychsafety.com/n/why-do-people-foster-psychological-safety.md)
- [All Models are Wrong](https://explore.psychsafety.com/n/all-models-are-wrong-and-some-are-useful.md)
- [Goodhart's / Cobra Effect](https://explore.psychsafety.com/n/goodharts-law-campbells-law-and-the-cobra-effect.md)
- [PS Index Critique](https://explore.psychsafety.com/n/the-psychological-safety-index-a-critical-look.md)
- [Psychological Safety Books](https://explore.psychsafety.com/n/psychological-safety-books.md)
- [The PS Framework](https://explore.psychsafety.com/n/psychological-safety-framework.md)
- [Déformation Prof.](https://explore.psychsafety.com/n/deformation-professionnelle.md)
- [SAFETY™ Model](https://explore.psychsafety.com/n/the-s-a-f-e-t-y-model-neuroscience-needs-and-psychological-safety.md)