Rudolf Arnheim explores the creative process through the sketches executed by Picasso for his mural Guernica. The drawings and paintings shown herein, as well as the photographs of the stages of the final painting, represent the complete visual record of the creative stages of a major work of art.

Rudolf Arnheim is Professor Emeritus of the Psychology of Art at Harvard University. His books include Visual Thinking (UC Press) and Art and Visual Perception (UC Press).