Johan Vilhelm Gertner (1818 – 1871): The Master of Photorealistic Portraiture Johan Vilhelm Gertner, born in Copenhagen in 1818 to a craftsman at the Holmen Naval Base, stands as one of the most celebrated Danish painters of his era—a figure inextricably linked to the waning years of the Golden Age of Danish Painting. His artistic trajectory was profoundly shaped by the tutelage of Christoffer Wilhelm Eckersberg, considered the father…