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Duolingo didn’t always have such a quirky brand. “Early on, we tried to appeal to the broadest possible audience, but we ended up with nothing distinctive to say,” Duolingo’s recently published ...

Add Yahoo as a preferred source to see more of our stories on Google. Luis von Ahn is the cofounder and CEO of Duolingo, a language learning platform. Von Ahn shared with new hires five tips on how to ...