Concept
Context, Not Control
2 books in the library reach for this idea - each in its own way. When independent authors converge on one concept, it usually deserves attention.
No Rules Rules
How this book uses it: Instead of telling people what to do, give them the context to make good decisions themselves.
Powerful
How this book uses it: Share business information obsessively so people can make decisions without approval chains. Assume they can handle complexity.