Human in the Loop 4.0: How Human Feedback Guides the AI Approach That Automates About 84% of Decisions
A four-year study of 475,000 procurement decisions found that targeted automation executes about 84% of recommendations while keeping three times more human improvements than random automation. We unpack the study behind Human in the Loop 4.0, the four-step routing method, the RLHF-to-4.0 lineage, the governance rules converging on the same idea, and a practical playbook — plus the failure modes that turn a learning loop back into theatre.
