Have you heard of Mehrabian's 7-38-55 communication model?

Why this concept matters for writers and creatives

A short time ago, in a casual conversation, a friend mentioned the 7-38-55 communication model. I’d never heard of it, so went off to find out more, and I discovered that in the 1970s, an academic called Albert Mehrabian (Professor Emeritus of Psychology at the University of California) concluded through research that during a conversation only 7% of ou…