The leadership journal

An analytical asset needs an account of what its evidence permits the next reader to conclude.

Analytical reuse and the conditions carried between client assignments · 2026-09-28 · 6 min read

A reusable pattern needs more than a familiar shape

I want a services firm to carry experience between assignments without letting technical similarity stand in for the review of a new use.

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Classifier evidence and the consequence of a missed class · 2026-07-20 · 5 min read

Overall accuracy did not answer the severe-incident question

I withdrew a model-readiness claim when the aggregate I had used concealed the missed cases that mattered to the intended routing decision.

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Synthetic examples and specified test coverage · 2026-04-27 · 5 min read

A large synthetic collection can still miss the test question

I assess coverage against the situations an evaluation needs to examine, rather than assuming that a large example count or a complete category list settles it.

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