I knew him from the Catmull–Clark subdivision surface https://en.wikipedia.org/wiki/Catmull%E2%80%93Clark_subdivision_surface https://en.wikipedia.org/wiki/Cat

I knew him from the Catmull–Clark subdivision surface https://en.wikipedia.org/wiki/Catmull%E2%80%93Clark_subdivision_surface https://en.wikipedia.org/wiki/Catmull%E2%80%93Clark_subdivis... Did not remember that he was co-founder of Pixar before reading the letter, though I’ve probably heard so before as well