The Criteria Changed. The Roster Didn’t.
Operator Syndrome just added moral injury as a specifier.
By Matt Ikenoyama.
In March 2023, the Joint Special Operations University Press published a 134-page report I co-authored, Moral Injury: Implications for U.S. SOF and Ethical Resiliency. [1] But three years later, the actual research has moved somewhere our report hadn’t anticipated. Moral injury has started showing up on at least one panel at SOF Week since, [2] but the science underneath it has moved faster than the conversation has.
Operator Syndrome, briefly.
In 2020, a research team led by psychologist Chris Frueh coined the term “Operator Syndrome” [3] for something clinicians kept seeing in SOF patients that didn’t fit any single diagnosis: traumatic brain injury tangled up with endocrine dysfunction, chronic pain, sleep disruption, and what clinicians in the field call existential distress: a foreshortened sense of the future, survivor’s guilt, trouble finding meaning once the mission ends. Each piece makes the others worse after years of high-tempo deployment. The term caught on fast because it matched what operators and their families had already been describing for years, long before anyone had a name for it. What it lacked was data.
Frueh’s original model didn’t include moral injury. [3] In 2024, clinical ethicist Michele DeMarco proposed adding it anyway. She built her own version of the schematic, with a moral and spiritual domain folded in. [4] Nobody had tested either version yet.
The study that changed the picture.
A validation study out of the VA Palo Alto Intensive Evaluation and Treatment Program (IETP) went up on medRxiv in November 2025. [5] It’s a preprint, not yet peer-reviewed, so the numbers below are preliminary. But it’s the first attempt to test Operator Syndrome empirically instead of just describing it, using 202 active-duty and veteran SOF patients with significant TBI histories. All 202 were already in treatment, admitted to a three-week residential program for a documented TBI history, not a cross-section of SOF at large. The study confirmed nine core symptom domains, cardiometabolic, cognitive, endocrine, sleep, and the rest, and then added a second tier the original model didn’t have: “specifiers,” a term borrowed directly from how the DSM handles PTSD. One specifier is moral injury and existential disruption, measured with the Moral Injury and Distress Scale (MIDS). In a smaller subset of the sample, 36.2 percent screened positive. [5]
The researchers were precise about what that means. Moral injury didn’t make it into the nine core domains, the ones a patient actually needs to meet the diagnosis. It’s a specifier: present often enough, and severe enough, to shape treatment, but not something every case of Operator Syndrome requires. That’s a careful distinction, and it’s the right one. I’m not arguing the study should have gone further than it did.
What the study doesn’t cover.
The same paper names IETP’s treatment team: medicine, psychology, neuropsychology, social work, nursing, occupational therapy, recreational therapy, physical therapy, speech pathology, nutrition, plus consults in pain management, endocrinology, and audiology. [5] Chaplaincy isn’t on that list. It’s possible VA chaplains are woven into the program closely enough that nobody thought to spell it out. VA chaplains do cover multiple departments at every VA medical center, and I’d rather say that plainly. What I can also say is that the published account of the team built around Operator Syndrome doesn’t name anyone whose job is the specifier that roughly a third of tested patients screened positive for.
That gap belongs to IETP specifically, not to SOF’s whole approach to spiritual readiness. SOCOM’s own Preservation of the Force and Family program already names spiritual health as one of its pillars, and chaplains do real work there. [6] But POTFF sits further upstream, at the unit level, before an operator ever needs VA treatment. IETP is what happens after that, inside a federal clinical pipeline built around a diagnosis POTFF was never designed to treat. Fixing one doesn’t fix the other.
I’m aware of how that sounds coming from a chaplain. I’d make the same argument if I weren’t one, because the instrument the researchers chose to use makes it for me. The MIDS doesn’t just measure guilt or distress in the abstract. It queries religious and spiritual reactions specifically, alongside the cognitive, emotional, behavioral, and social ones. That’s not my framing. It’s built into the scale.
A seat at the table, not a takeover.
I’m not arguing chaplains should run Operator Syndrome care, and I’d push back just as hard if someone in the chaplain corps made that case. The endocrinologist owns the endocrine domain. The sleep specialist owns sleep. A chaplain trained specifically in moral injury and existential care belongs on the same team, as the specialist for the one specifier none of the other named disciplines are trained to treat. That’s a scoped role, the same way pain management and audiology already sit as consults inside IETP’s model, not a separate track answering to a different standard. In practice, that could mean a chaplain built into IETP’s three-week intake and treatment cycle the way psychology and neuropsychology already are: present for assessment, available for individual sessions across the stay, read into the same case conferences as everyone else, instead of a referral a patient only gets if they happen to ask.
Moral injury isn’t an endocrine problem or a sleep problem. It’s a violation of conscience, and working with it means working with guilt, meaning, and trust. That’s the territory chaplains train for and are positioned under DoDI 1304.28, [7] to hold in confidence. A neurologist can read an imaging study for TBI. No one on the named IETP team owns this one.
Where this goes next.
The 36.2 percent figure needs a larger sample before anyone treats it as settled, and the study’s own authors say as much. Deciding whether that number is worth acting on belongs to IETP. Leaving the question unasked at 36.2 percent reads like an oversight. If Operator Syndrome becomes the framework that finally gets SOF-specific care taken seriously, and the early signs say it might, someone on that team should weigh whether a trial chaplain seat belongs in the next intake cycle. Right now, no one is.
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Matt Ikenoyama is a U.S. Navy Chaplain. He was previously enlisted in the Navy and presented training on moral injury at Joint Special Operations Command. He is also a published co-author through Military Medicine and Joint Special Operations University Press.
Disclaimer
This article was prepared as part of official duties. The information, content, and conclusions do not necessarily represent the official position or policy of the Department of the Navy nor the US government.
Endnotes:
[1] Moral Injury: Implications for U.S. SOF and Ethical Resiliency, JSOU Report 23-2, Joint Special Operations University Press, March 15, 2023. https://jsou.edu/Press/PublicationDashboard/226
[2] Ryan Robertson, “Understanding moral injury in the special operations forces community,” Straight Arrow News, July 3, 2024. https://san.com/cc/understanding-moral-injury-in-the-special-operations-forces-community/
[3] B. Christopher Frueh, Alok Madan, et al., “‘Operator syndrome’: A unique constellation of medical and behavioral health-care needs of military special operation forces,” International Journal of Psychiatry in Medicine, 2020. https://journals.sagepub.com/doi/abs/10.1177/0091217420906659
[4] Michele DeMarco, “Moral Injury and Operator Syndrome,” Psychology Today, August 2024, updated September 29, 2024. https://www.psychologytoday.com/us/blog/soul-console/202408/moral-injury-and-operator-syndrome
[5] “Validation and Refinement of Operator Syndrome in Active-Duty Special Operations Forces,” medRxiv preprint, November 6, 2025. https://www.medrxiv.org/content/10.1101/2025.11.06.25339692v1.full
[6] “Spiritual Care,” U.S. Special Operations Command, Preservation of the Force and Family. https://www.socom.mil/POTFF/Pages/spirit-spiritual_care.aspx
[7] DoD Instruction 1304.28, “The Appointment and Service of Chaplains,” May 12, 2021, incorporating Change 1, May 8, 2024. https://www.esd.whs.mil/Portals/54/Documents/DD/issuances/dodi/130428p.pdf