Essays

How people write, why sentences match, and what happens when a stranger writes back.

9 on the desk
JUL.30 · 2026 · 7 min#research#language

Your Words Are Your Fingerprint

Two statisticians once identified James Madison by counting how often he used the word "upon." The part of you a stranger meets in your writing isn't your name or your face — it's your function words. On language style matching, and why prose beats profiles.