UPDATE DEC. 4 4:27 P.M.: Check the end of the post for Taco Bell's official statement re: Todd Mills and the invention of the Doritos Locos Taco.
ORIGINAL POST DEC. 4 6:30 A.M.:
Todd Mills, the Arkansas man who helped create the Taco Bell Doritos Locos Tacos, passed away on Thanksgiving from brain cancer. He was 41. He is survived by his wife, two daughters and every single person who has ever eaten a Locos Taco.
As massive as the tacos have been (Taco Bell sold over $1 billion worth alone last year), Mills would have lived a very full life even without the tacos.
USA Today has the definitive obit, and you should read it, but here's a tl;dr and a few Mills Life Moments that didn't make the USA Today cut: