The Tenets of A/B Testing from Duolingo’s Master Growth Hacker

Optimizing a product is always a mix of the grand and the granular. Gina Gotthilf, VP of Growth at language education platform Duolingo, knows that anything you send out to your users — even a dot — yields valuable data. So test it all, internalize every number, and use those results to inform what you do next.

By assiduously testing every notification, app screen and line … [ Read more ]