Arne Nygaard, is a professor at Kristiania University College. He's a prolific researcher in sustainable development, with over 50 scholarly articles and 7 books. His work on sustainability has been featured in journals like Business Strategy and the Environment, Journal of Cleaner Production, Circular Economy and Sustainability, Journal of Business Ethics, and others. Furthermore, he has served as a guest editor for sustainability journals like the Journal of Business Strategy and the Environment and the Journal of Business Ethics, as well as an associate editor for the journal Frontiers in Sustainability.