A translational research article proposing that the everyday feedback culture of software engineering teams — specifically the prevalence of low-effort, non-actionable code review comments such as "why?", "it's strange", or "this feels off" — operationally satisfies the defining criteria of the chronic mild stress (CMS) paradigm from rodent behavioural neuroscience.
The Core Argument
CMS is a well-established animal model of depression: exposing subjects to a sequence of unpredictable, low-intensity stressors produces anhedonia and lasting neurochemical changes. The article argues that the daily drip of vague, non-actionable review comments maps remarkably well onto this paradigm — unpredictable, individually mild, yet chronically present.
The Code Review Stress Index
The article develops a computable exposure metric — the Code Review Stress Index (CRSI) — that can be evaluated directly at the review-tool layer. It classifies comment types, proposes a scoring method, and outlines predicted behavioural phenotypes in affected engineers.
Intervention
The final section specifies a falsifiable intervention: a Justification-or-Deletion policy enforced at the tooling level, requiring that every comment either carry an actionable suggestion or be deleted before submission. The design is deliberately empirically testable.
Repository structure
main.tex— article entry point (XeLaTeX)chapters/— nine thematic chapters from introduction to referencesfigures/cms-loop.plantuml— Figure 1 source compiled to PNG by CI.github/workflows/ci.yml— builds PDF and publishes GitHub Release on tag push