5. What Do Tom Sawyer and the Founder of Duolingo Have in Common?
5. What Do Tom Sawyer and the Founder of Duolingo Have in Common?  
Podcast: No Stupid Questions
Published On: Sun Jan 19 2025
Description: Also: is there such a thing as too much science?Plus, our special guest, Luis von Ahn, an inventor of CAPTCHA and a pioneer of free online language learning. This episode originally aired on June 14, 2020.