Casey Reas is an artist and educator. He focuses on defining processes and translating them into images. He is a professor in the department of Design Media Arts at the University of California, Los Angeles.
REAS has exhibited his work internationally at institutions including Laboral (Gijon, Spain), The Cooper-Hewitt Museum (New York), and the National Museum for Art, Architecture, and Design (Oslo), at galleries including Bitforms (New York), BANK (Los Angeles), and [DAM] Berlin, and at festivals including Sonar (Barcelona), Ars Electronica (Linz), and Microwave (Hong Kong). He has lectured at institutions including University of Applied Arts Vienna, The Royal Academy of Art (The Hague), and the NTT ICC (Tokyo), and at artist-run spaces including Machine Project (Los Angeles) and Atelier Nord (Oslo).
With Ben Fry, REAS initiated Processing.org in 2001. Processing is an open source programming language and environment for creating images, animation, and interaction. In September 2007, they published Processing: A Programming Handbook for Visual Designers and Artists, a 736 page comprehensive introduction to programming within the context of visual media (MIT Press).