Voevodsky took his knowledge of abstract geometry and applied it to Computer Science, then took Computer Science principles and applied them to Mathematics. Professor Thorsten Altenkirch remembers him.
More on Homotopy Type Theory: https://youtu.be/Ft8R3-kPDdk
This video was filmed and edited by Sean Riley.
Computer Science at the University of Nottingham: http://bit.ly/nottscomputer
Computerphile is a sister project to Brady Haran's Numberphile. More at http://www.bradyharan.com