"Tête de héros" exemplifies Jean Dubuffet's Art Brut aesthetic through its aggressive materiality and crude expressionism, combining oil paint with sand on Masonite to create a textured, primitive surface. The work depicts a heroic head rendered in Dubuffet's characteristic raw style, rejecting refined artistic conventions in favor of spontaneous, almost crude execution that emphasizes the physical properties of the materials themselves. This piece reflects Dubuffet's fascination with untrained and outsider art traditions while asserting a distinctly modernist critique of conventional beauty and technique.