I was interviewing leaders in business, art, athletics, journalism, academia, medicine, and law: Who are the people at the very top of your field? What are they like? What do you think makes them special? Some of the characteristics that emerged in these interviews were very field-specific. For instance, more than one businessperson mentioned an appetite for taking financial risks: “You’ve got to be able to make calculated decisions about millions of dollars and still go to sleep at night.” But this seemed entirely beside the point for artists, who instead mentioned a drive to create: “I like
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