Of the range of images in Upper Paleolithic art, the most arresting are the therianthropes. There are not many... but they seize the imagination. The most famous is the so-called sorcerer... In a manner unusual for Upper Paleolithic images, the sorcerer is staring directly out of the wall, a full-face stare that transfixes the spectator.

Origins Reconsidered: In Search of What Makes Us Human (1992)