So it was that in the United States in the early 2000s, design again became not just a method but a universal method — and a method that seemed a little bit magical. It applied to everything, and anyone could do it. “Contrary to popular opinion,” read a sidebar in Brown’s 2008 Harvard Business Review essay, “you don’t need weird shoes or a black turtleneck to be a design thinker.” You didn’t need, in fact, to be a designer. All you needed was a set of designerly qualities — empathy, “integrative thinking,” optimism, experimentalism, a collaborative nature — and that brightly colored five-step map.