A four-quote, three-voice theme — small enough that any reading has to be careful. The voices are Scott Carney (twice), International IDEA, and the Democrats of Greater Tucson. The argument is that a slice of left-leaning voters chose ideological purity or protest votes over coalition arithmetic, and that the 1–2% margin those decisions consume is the margin that decided the race. The cluster sits on the center-of-the-spectrum side of left criticism — not far-left, not pundit class, but practitioners and observers naming a coalition behavior pattern.

Four quotes is not a chorus. The chart is sparse — left and center register, the far-left does not, the right does not. That spareness is itself the texture: this is a critique left-of-center analysts make about a sub-section of the left, not a critique the rest of the spectrum has any reason to amplify.

The Tucson organizer’s number is the cleanest version of the argument: a 2% shift to a Green-party candidate that took more votes from the Democrat than the Republican. “That is very notable having that 2% shift,” she says — flat, organizer-grade, no rhetoric.

Scott Carney’s framing widens the lens. The argument is not that Greens are uniquely culpable; it is that the demand for ideological purity is a recurring left-coalition pattern that the right does not have to manage to the same degree. Coalition arithmetic punishes perfectionism asymmetrically.

The study does not contain a strong defense of the protest-vote or purity position on this theme. Whether that is because the position is not defended in the broader media universe or because this study did not happen to capture it, the data alone cannot say.

A coalition behavior, not a campaign decision

This theme is a small one in the study, and it is worth being precise about what four quotes can and cannot show. They cannot show that protest votes decided the election; that requires precinct-level analysis the study does not contain. What they show is that practitioners on the ground are naming a recurring coalition behavior, and that the rest of the spectrum is not engaging with the naming. The argument is in the study. It is not yet a discourse.

The editorial 2×2 places this theme in the External × Tactical quadrant — the slice of behavior the party cannot directly fix, but has to model around. If a 2% Green-vote leakage is a stable feature of the coalition rather than a one-off, then the campaign math has to absorb it the way the GOP absorbs its own libertarian leakage — by building margin into the strategy, not by appealing to voters whose vote against the coalition is the point of their vote. Whether the study’s small cluster here is the start of a real conversation or a one-cycle observation is a question the next dataset will answer.