Torunn Grønbekk is a comic book writer and portrait painter, best known for her work with Marvel on titles such as Thor, Punisher: War Journal, Jane Foster: Valkyrie, and Warhammer 40,000: Sisters of Battle. She is currently writing series including Realm of X (Marvel), Red Sonja (Dynamite), and Venom (Marvel). She divides her time between her home in Norway and her cabin in the Swedish forest.