Rachel M. MacNair

Moral injuryPerpetration-induced traumatic stress

in Moral injury

American social and personality psychologist (PhD, City University of New York), director of the Institute for Integrated Social Analysis at Consistent Life Network (formerly Feminists for Life). Long-running scholarly and activist work at the intersection of clinical psychology and the consistent-life-ethic peace-research tradition. Perpetration- induced traumatic stress (PITS) is her construct; the 2002 Praeger book that introduced it remains the principal book-length treatment.

Stake§

MacNair writes from an explicit consistent-life-ethic position — combining pro-life, anti-death-penalty, antiwar, and animal- welfare commitments under a single ethical framework — and the research-programmatic stake on perpetration-induced traumatic stress is consonant: the argument is that causing harm, including in state-authorised contexts, is psychologically damaging in ways that policy decisions about war, capital punishment, abortion, and slaughter should account for. The position is openly political and the book makes no attempt to conceal it.

MacNair's Perpetration- Induced Traumatic Stress (Praeger, 2002) is the most direct predecessor of the contemporary perpetration-side of moral injury and the most under-engaged-with text in the field's pre-2009 literature. PITS as MacNair defines it is a configuration of PTSD symptoms presenting in those whose trauma exposure came from being the active agent of harm rather than the victim or witness — soldiers, executioners, police, abortion providers, slaughterhouse workers — and the book argues that the diagnostic category PTSD as constituted in the 1980s and 1990s is structurally inadequate to the perpetrator case.

The construct overlaps heavily with the Litz-style moral injury but differs on three substantive points: PITS stays inside the psychiatric-diagnostic frame (where moral injury argues to exceed it), centres on the act of killing specifically (where moral injury counts betrayal and witnessing as well), and is articulated within a peace-research and consistent-life-ethic framework (where moral injury is largely articulated within VA / DoD clinical research). The reasons the construct has been under-cited in the post-2009 moral-injury literature are partly disciplinary location, partly research-programmatic — MacNair's pro-life and anti-death-penalty commitments are visible in the book and have made some clinical readers treat it as more political than clinical, fairly or not.

For the moral-injury corpus MacNair is the principal adjacent diagnostic-construct voice and the predecessor to the perpetration- side of Litz et al.'s 2009 reformulation. The Wiley Encyclopedia of Peace Psychology entry on PITS, written by MacNair, is the most efficient short summary of the construct.

Works in this corpus§

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Moral injuryMoral injury Perpetration-induced traumatic stressPerpetration-induced traumatic stress

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excerpts

PTSD symptom patterns differ for active participants in causing trauma. Active participation in causing trauma — committing a killing — produces a distinct configuration of symptoms compared with the more widely understood victim PTSD.
Perpetration-Induced Traumatic Stress — The Psychological Consequences of Killing (2002)

[[entity:rachel-macnair|MacNair]]'s defining empirical claim. The argument is that the diagnostic category PTSD as constituted in the 1980s and 1990s was built around the victim case and is structurally inadequate to the perpetrator case — and that the perpetrator case has its own symptom pattern that the existing category obscures.

on Perpetration-induced traumatic stress