The Luminous Echoes of History Johannes Wohnseifer’s work exists at a mesmerizing intersection where the high-gloss sheen of contemporary advertising meets the haunting, fragmented shadows of German history. To encounter a Wohnseifer painting is to be confronted by a surface that mimics the seductive, smooth finish of a metropolitan billboard—a surface so polished it seems to reflect not just light, but the very zeitgeist of the late t…