Mark S. Miller is an American computer scientist. He is known for his work as one of the participants in the 1979 hypertext project known as Project Xanadu; for inventing Miller columns; as the co-creator of the Agoric Paradigm of market-based distributed secure computing; and the open-source coordinator of the E programming language. He also designed the Caja programming language. Miller earned a BS in computer science from Yale in 1980 and published his Johns Hopkins PhD thesis in 2006. Previously Chief Architect with the Virus-Safe Computing Initiative at HP Labs, he is now a research scientist at Google and a member of the ECMAScript (JavaScript) committee.