Uploaded February 2016 | Updated September 2026, 49 minutes ago

---

**ORDER our new book: WeHaveNoIdea.com

Can the way the brain folds determine how you think? Engineer Ellen Kuhl explains how mechanical forces affect the wrinkles in your brain.

Subscribe to our channel: youtube.com/subscription_center?add_user=phdcomics
More at: phdcomics.com/tv

Produced in partnership with the Living Matter Lab at Stanford University.

Written by Ellen Kuhl and Jorge Cham
Illustrated by Jorge Cham
Produced and animated by Roser Segura Flor
Narrated by Meg Rosenburg
Music by Antonio Fernandez Ruiz: antoniofernandez.es

Supported by Stanford Bio-X Seed Grant "Understanding Gyrification Dynamics in the Human Brain"