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Severin Guey

Computer scientist · Switzerland · On the map · Executives · Born 1984 · age 42

Severin Hacker is a Swiss-American computer scientist who is the co-founder and CTO of Duolingo, the world's most popular language-learning platform.

Severin Guey is read about 92 times a day, in 7 languages.

A typical day, 30 days to 30 October 2026

The middle day of the days counted, so one week of news cannot move it. The line under it is the last 119 days, one point a day.

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Switzerland