Duolingo creator: ‘I wanted to create a way to learn languages for free’
He’d sold two companies to Google by his mid twenties and now Luis von Ahn has created an app that he hopes will allow anyone with internet access to learn a language for free. This article is from theguardian.com by Lottie O’Conor. Luis von Ahn is a man of many titles: computer science professor, entrepreneur, […]
