Duolingo—Duolingo CEO admitted using same psychological techniques as TikTok and Instagram to make app addictive
In a TED talk titled 'How to Make Learning as Addictive as Social Media,' CEO Luis von Ahn stated: 'What we've done is we've used the same psychological techniques that apps like Instagram, TikTok, or mobile games use to keep people engaged.' Documented dark patterns include streak systems exploiting loss aversion, guilt-based notifications ('Your streak is in danger!'), hearts systems requiring payment after mistakes, and a Brazil campaign using drones to project notifications on buildings near lapsed users' homes.
Scoring Impact
| Topic | Direction | Relevance | Contribution |
|---|---|---|---|
| Mental Health | -against | secondary | -0.50 |
| User Autonomy | -against | primary | -1.00 |
| Overall incident score = | -0.375 | ||
Score = avg(topic contributions) × significance (medium ×1) × confidence (0.50)