Indeed! We still don't understand the causes of anxiety and depression, and yet far too many doctors simply went along with the "chemical imbalance" narrative.

SSRIs and related medications can be wonderful tools, but that proves nothing re: causality and the best long term treatment. Sadly, this battle was lost a long time ago[1], but it's heartening that people are starting to revisit some of these debates.

[1] Here's an article from 1999 arguing essentially the same thing re: how little we understand about mental illness, and how prescribing doctors should be cautious about oversimplifying something so complex: http://www.psychiatrictimes.com/psychotherapy/psychotherapy-...