W. Daniel Hillis, American computer scientist, engineer, and author, founded the Thinking Machines Corporation

William Daniel "Danny" Hillis Jr. (born September 25, 1956) is an American inventor, entrepreneur, and computer scientist, who pioneered parallel computers and their use in artificial intelligence. He founded Thinking Machines Corporation, a parallel supercomputer manufacturer, and subsequently was a fellow at Walt Disney Imagineering.

Hillis was elected a member of the National Academy of Engineering in 2001 for advances in parallel computers, parallel software, and parallel storage.

More recently, Hillis co-founded Applied Minds and Applied Invention, an interdisciplinary group of engineers, scientists, and artists. He is a visiting professor at the MIT Media Lab.