beauty_Nikole (_) Painter Madeline von Foerster Site, living in New York City. Looking at Madeline von Foerster's painting is just an awesome experience. She's a master of the Northern Renaissance egg tempera/oil mixed technique, and she uses her superhero skills to make gorgeous paintings that save the world. Madeline von Foerster: I'm doing a series of painting inspired by cabinets of curiosities. They are my way of making art about deforestation and the environment.