---
id: "quote-reverse-mastery"
type: "quote"
source_timestamps: ["§ What's Different About AI-Era Expertise"]
tags: ["expertise", "paradigm-shift"]
related: ["concept-reverse-mastery", "contrarian-reverse-mastery"]
speakers: ["David S. Duncan", "Tyler Anderson"]
quote: "Traditional expertise rewarded people who had internalized judgment so deeply they couldn't explain it. AI-era expertise increasingly rewards people who can explain it—the clearest framers, the sharpest articulators of quality criteria—because explanation is now the interface between human judgment and machine capability."
sources: ["reskilling"]
sourceVaultSlug: "hbr-seg-reskilling"
originDay: 10
articleStem: "hbr-edu-32-help-employees-get-better-with-ai"
sourceUrl: "https://hbr.org/2026/06/help-employees-get-better-not-just-faster-with-ai"
sourceTitle: "Help Employees Get Better—Not Just Faster—with AI"
---
# The Reversal of Expertise

> "Traditional expertise rewarded people who had internalized judgment so deeply they couldn't explain it. AI-era expertise increasingly rewards people who can explain it—the clearest framers, the sharpest articulators of quality criteria—because explanation is now the interface between human judgment and machine capability."
> — [[entity-david-s-duncan|David S. Duncan]] and [[entity-tyler-anderson|Tyler Anderson]]

Highlights the irony of the AI era: the very thing that used to define a master — unspoken intuition — is now a liability when interfacing with machines. See [[concept-reverse-mastery|reverse mastery]] and [[contrarian-reverse-mastery|the contrarian insight]].