Notes from the infrastructure we ship.

Decision Traces: What Multi-System Data Fusion Reveals About Institutional Knowledge in Enterprise Hiring

A retrospective study at one Fortune 500 insurance carrier connects applicant, assessment, and production records across a 10,765-agent historical cohort. Keyword tests and ramp economics use their documented populations. The AUC comparison uses a separate evaluable n=229 subset and measures ranked separation, not individual certainty or universal production accuracy.