The Marginbeta
NFLFeatured · June 29, 2026

We rebuilt the quarterback rating from scratch. Accuracy won.

Success isn't wins — it's points per drive, and the QB controls twice as much of that as he does winning. Accuracy is the engine. 'Clutch' is noise. QBR is the least stable number in football. And the rating that beats it credits the thing the old stats ignore: running.

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The Margin·9 min read
What is The Margin?

A weekly publication of sports projections backed by a live prediction-market modeling system. Bracket simulators, calibrated edges, and a public ledger of where the model has been wrong.

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Latest from the desk

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CFBJune 29 · 8 min

We rated every college quarterback. Then we learned the Heisman isn't a quarterback award.

There's no public EPA in college past 2021, the schedules are a free-for-all, and the biggest award is decided by story as much as by snaps. So we built an opponent-adjusted rating that survives all three — then learned that predicting the Heisman means measuring the team, not just the quarterback, and that even then a stubborn slice of the trophy is pure narrative.

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CBBJune 14 · 4 min

Omaha is set: eight teams in, and the model likes Georgia

Georgia leads the model's board at 41.8 percent, North Carolina sits second, and Troy is the 0.4 percent story nobody bracketed. The full title board, plus where to watch the model disagree with the book.

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NBAJune 13 · 7 min

The model's 2026 NBA report card

Totals were the real edge. Killing a broken calibration table was the best decision we made. And the model favored the Spurs in a Finals the Knicks won. The full receipts, wins first.

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CBBMay 27 · 6 min

Seven Selection-Day stats that separated CWS champions from the field (with one famous exception)

Every CWS champion since 2009 except 2022 Ole Miss passed all seven Selection-Day thresholds. Four 2026 teams match the fingerprint. Honest about what the filter is and is not.

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CBBMay 26 · 5 min

The CWS Tracker: Where the Model Disagrees with DK

Where the model disagrees with DK on the 2026 NCAA baseball field, plus how the 50K Monte Carlo gets built and what not to do with it.

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Data & Tools

The tools behind the writing

Live odds models, QB ratings, bracket simulators, the CWS tracker, weather bands, and the calibration ledger — every interactive page in one directory.

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