Allen is a self-taught sculptor who works in wood, stone and bronze, often with material sourced from his immediate surroundings. His works appear psychically charged and talismanic, simultaneously inviting and resisting classification. Resembling roots, seed pods, molluscs and fossils, the sculptures appear to relate to the vast expanses of territory and monolithic natural formations that have punctuated his life: Utah where Allen spent his childhood; Joshua Tree, California and Tepoztlán, Mex…