Author Chimamanda Ngozi Adichie's essay "We Should All Be Feminists" has gone out to high schoolers in Sweden. Adichie also wrote the novels Half of a Yellow Sun and Americanah. JB Reed/AP hide caption

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In a blog post, Neal Stephenson says it's time that people develop a new medium, "one in which three-dimensionality is a reality and not just an illusion laboriously cooked up by your brain." Madeleine Ball/NPR hide caption

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Ben Bernanke is seen leaving his Washington, D.C., office on Jan. 31, his last day as chairman of the Federal Reserve. Saul Loeb/AFP/Getty Images hide caption

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