diff --git a/content/sessions/le_troll_dans_ta_machine_____une_courte_introduction_a_la_pensee_de_jean_yves_girard.md b/content/sessions/le_troll_dans_ta_machine_____une_courte_introduction_a_la_pensee_de_jean_yves_girard.md
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 level: intermediate
 speakers:
   - guillaume_andrieu
-videoId: null
-presentation: null
+videoId: w_KFjqAxEu8
+presentation: https://t.co/76fMgZnksI?amp=1
 draft: false
 ---
 Jean-Yves Girard, le génial inventeur des indispensables [montres à moutarde](http://girard.perso.math.cnrs.fr/moutarde.pdf) (1990), est certes un joyeux trublion.