Why Duolingo Worked (with Luis von Ahn, CEO)

Andrew Ross Sorkin does the work of about five people. He founded and writes the DealBook newsletter for the New York Times. He hosts Squawk Box on CNBC every morning at 6am. He runs the DealBook Summit, which has become the premier annual interview event across business, policy, ...  عرض المزيد

Tobi is one of the most thoughtful people in the technology industry. He's also one of the very few people who started as a programmer -- just trying to solve his own problem -- and still runs his company as CEO today even as it approaches a $200B market cap. Tobi has done this i ...  عرض المزيد

Crowdsourcing is more than a group of people interested in the same cause, it’s a way to tap skills – and scale – that you don’t have. And when it works, it can be the rocket fuel that launches you to scale further than you could have ever imagined. No one knows this better than ...  عرض المزيد

Crowdsourcing is more than a group of people interested in the same cause, it’s a way to tap skills – and scale – that you don’t have. And when it works, it can be the rocket fuel that launches you to scale further than you could have ever imagined. No one knows this better than ...  عرض المزيد

Luis von Ahn was a tenured professor of computer science at Carnegie Mellon University who had sold a company to Google. “You were pretty set, a lot of us would say, so why were you so hungry to build something new with Duolingo?” asks Ayesha Karnik, MBA ’25. 

“For ...

In 2000, Luis von Ahn was starting his PhD in computer science when he attended a talk and happened to learn about one of Yahoo's biggest problems: automated bots were signing up for millions of free Yahoo email accounts, and generating tons of spam. Luis' idea to solve this prob ...  عرض المزيد