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September 9, 2019 How we're improving Duolingo's course creation process Margarita Misirpashayeva Engineering
September 29, 2017 How I saved Duolingo $40,000/year in my summer internship Adam Hesterberg Engineering
August 30, 2017 Back from the brink: What Duolingo learned about its resurrected users Conor Walsh Product
Research August 19, 2020 How well does Duolingo work? by Xiangying JiangJoseph RollinsonCindy Blanco Read More