Loren C. Carpenter (born February 7, 1947) is a
computer graphics researcher and developer. He is co-founder and chief scientist of
Pixar Animation Studios. He is the co-inventor of the
Reyes rendering algorithm and is one of the authors of the
PhotoRealistic RenderMan software which implements Reyes and renders all of Pixar's movies. Following
Disney's acquisition of Pixar, Carpenter became a Senior Research Scientist at Disney Research. He retired in early 2014.