
In every team call, the leader names one mistake first, then asks what didn't work before what did. Never punish the messenger. Psychological safety goes with learning and engagement.
P Evidence: promising. Good studies, but small or few. Use it and keep checking.
S Evidence: strong. Large trials or many studies, pointing the same way.
Edmondson 1999 · Frazier et al. 2017 (meta-analysis, mostly cross-sectional).
Not medical, legal or financial advice.
In The Ecosystem every framework comes with a daily action, a room that checks in, and the full library.