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Timeline
Who published what, and when
One neutral sentence per event, linked to its source entry. Pending events are marked as pending. Earlier history is added once each side has nominated its foundational texts.
2026
Early February 2026
Paul Grossman and 38 coauthors publish Why The Polyvagal Theory Is Untenable in Clinical Neuropsychiatry. It becomes available online in early February and is indexed on PubMed on February 15, 2026.
Source entry →Early February 2026
Stephen Porges publishes When A Critique Becomes Untenable, a response to Grossman et al., in the same issue of Clinical Neuropsychiatry.
Source entry →September 30, 2026
Stephen Porges discusses polyvagal theory with host Emily Ruth on the Transforming Trauma podcast.
Source entry →October 15, 2026
Paul Grossman publishes his letter to the editors of Clinical Neuropsychiatry regarding Porges's response as a LinkedIn article.
In the article, Grossman states that the journal declined to publish his manuscript and declined to correct the errors he documented in Porges's response. He also states that he asked the journal whether Porges's response had been peer-reviewed, and that the journal refused to tell him.
October 26, 2026
Natureza Gabriel Kram and Heather L. MacDuffie post the preprint Breaking the Stasis in the Polyvagal Controversy: Two Category Errors, a Missing Variable, and a Measured Boundary on PsyArXiv.
Authored by the producer of this record. Listed under Proposed Resolutions.
[Order of the undated entries to be confirmed against publication dates.]
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