Steve Jobs’ work wardrobe consisted entirely of black turtlenecks and jeans. Mark Zuckerberg rarely deviates from a grayish-blue t-shirt. What’s the deal with these tech tycoons never opting for a new outfit?

As it turns out, this quirk is actually a strategy to combat decision fatigue: the tendency to make poor decisions when confronted with too many of them. Accordingly, talented leaders often eliminate as many frivolous choices out of their lives as possible. (What should I wear today?) It helps them preserve energy for important matters.

Psychologist Barry Schwartz explains why … click here to keep reading.