Research notes

Source-backed essays on how AI is reshaping knowledge work — and how the Hedj reading turns public datasets into a single, honest number. We publish every methodology change here, with citations.

• MAY 28, 2026· 5 MINscoringmethodology

  A Founder at a 20-Person Startup Isn't a Typical Executive (And an LLM Pre-Training Researcher Isn't a Typical Senior IC)

  The level bucket collapsed two very different realities into one number. We now apply additional risk adjustments for founders at their own small startups and for in-demand specialists — capped so no profile reads as zero-risk.

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• MAY 27, 2026· 8 MINlayoffstenure

  The 10-Year Tenure Trap: Why Senior Workers Are 2.5× More Likely to Be Laid Off in 2026

  Meta's 2024 lawsuit revealed employees over 50 were laid off at 2.5× the rate of those under 40. The 10-year tenure that used to be a moat is now a target. Here's the data — and how Hedj's scoring model now reflects it.

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• MAY 26, 2026· 7 MINanthropic-economic-indexai-jobs

  We Read Anthropic's Data on 756 Jobs. Here's Who AI Is Already Replacing.

  Anthropic publishes per-occupation data showing exactly which jobs Claude is already doing. We mapped all 756 SOC codes — Computer Programmers top out at 74.5%, Chief Executives sit at 3.3%. Here's how we use that ground truth so Hedj readings aren't an LLM guessing about itself.

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• MAY 25, 2026· 6 MINmethodologyscoring

  How We Calculate How Long Until AI Replaces You (And Why You Can Audit Every Number)

  Most AI-replacement quizzes are vibes — an LLM picks a number that feels right. Hedj doesn't. The model grades 5 axes; a pure function turns them into months. Same inputs, same answer, every time. Here's the full formula.

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