The most powerful people under 30

Michael Kovac/Getty Images Evan Spiegel’s app Snapchat is in the hands of nearly every youngster with a smartphone. These days more than ever, young people can do almost anything. Business Insider ranked the most powerful people under 30 across all industries based on four criteria: how many people they formally command; how much they’re worth; how much they have shaped the world; and how much they are likely to shape the world in the future. It may be subjective, but power is always subject