The back story 1-30 here.
Instant MBA 31: Thought Leader 6: Jim Collins. Jim Collins did give us 'we all need to be on the same bus'. He also gave us Big Hairy Audacious Goals. But what was a breakthrough is introducing the idea that a key characteristic of an effective leader is humility.
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Great business bloggers Michael Wade, Tanmay Vora
Instant MBA, the book
Brilliant at the Basics of Business 100, the book