A Field Series

Perspectives

Field essays on the operational layer of healthcare. Biweekly, on infrastructure-first AI, public health practice, and the conversations the trade press doesn’t cover.

Authored by Gatwiri Mwiti · Published since May 2026

The Layer Beneath the Model: A 3-Arc Framework

Most AI pilots in health systems fail not at the model layer but at the infrastructure layer beneath it. After a decade implementing across the largest integrated health system and a top academic medical center, a framework for the connectivity problem we keep trying to solve with models.

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The Workhorse Use Case: Why Prevention Screening Is the Cleanest AI Opportunity Nobody Is Building For

Prevention screening has the most evidence, the clearest workflow, the highest patient impact, and the most measurable outcome. And it’s barely getting a slide at the conference. Why the field is chasing diagnosis when the leverage is upstream.