Lecture video description from TED: Why doesn’t the government just get out of the way and let the private sector — the “real revolutionaries” — innovate? It’s rhetoric you hear everywhere, and Mariana Mazzucato wants to dispel it. In an energetic talk, she shows how the state — which many see as a slow, hunkering behemoth — is really one of our most exciting risk-takers and market-shapers.