Carsten Hller Doubt Author:Francesco Bonami, Stefanie Hessler, Carsten Höller, Andrea Lissoni, Phillippe Parreno German artist Carsten Höller (born 1961) has risen to the fore of the international scene with a practice that revolves around the search for new ways of inhabiting our world. Doubt features 20 large-scale works??installations, videos and photographs that play with optics and space.