And the Oscar goes to . . .

Scientific and Technical Award (Scientific and Engineering Award). To Jonathan M. Cohen, Dr. Jerry Tessendorf, Dr. Jeroen Molemaker and Michael Kowalski for the development of the system of fluid dynamics tools at Rhythm & Hues. This system allows artists to create realistic animation of liquids and gasses using novel simulation techniques for accuracy and speed, as well as a unique scripting language for working with volumetric data.