William Grey Walter Professions : Neurophysiologist Born : February 19, 1910 Died : May 6, 1977 Browse All Authors Famous Quotes by William Grey Walter By brain is meant, in the first instance, something more than the pink-grey jelly of the anatomist. It is, even to a scientist, the organ of imagination. William Grey Walter imagination brain firsts Similar Authors David H. Hubel neurophysiologist Charles Scott Sherrington neurophysiologist John Eccles neurophysiologist All Authors