Polyvagal-informed therapy
Polyvagal theory (Stephen Porges) is the framework behind a lot of the "nervous system states" language used across this site. Its specific evolutionary and neuroanatomical claims are genuinely contested in the scientific literature (see Grossman 2023 and the replies to it). The general idea — that the nervous system continuously and unconsciously scans for safety and threat — is well supported; the particular three-state architecture is a useful map, not settled biology.
- Who it tends to fit
- People who find the states language ('settled', 'fight-or-flight', 'shutdown') clarifying and want to work with a practitioner who uses it.
- Who it may not fit
- Anyone who wants a framework with unambiguous scientific consensus behind it — this is a helpful clinical map that's still argued about.
- Cost & access
- 'Polyvagal-informed' describes an approach many therapists and coaches use; it isn't a licensed credential in itself. Cost depends on the practitioner.
- Credentials
- An unregulated title — anyone can use it, so check credentials
Polyvagal theory is the source of a lot of the language this site uses — the “states,” the idea of a ventral (safe-and-social) place you can return to, the notion that shutdown is a protective setting rather than a failure. Deb Dana’s work translates it into practical, gentle clinical tools.
Here’s the honest part, and it’s the same map-versus-territory point we make in the Understand section: the specific neuroscience Porges proposed is seriously debated, and some of its evolutionary claims appear to be contradicted by the evidence. That doesn’t make the map useless — clinicians and clients find the states framing genuinely clarifying and calming to work with. We use it here as an experiential map that helps, while being upfront that the biology underneath it is still argued about.
Free first steps
- Deb Dana, Anchored — the plain-English, practical introduction
Last reviewed 2026-07-04. Official practitioner directory: www.rhythmofregulation.com.