What can traffic lights tell us about how our economy could work? It may seem a strange question to ask, but Dirk Helbing, is the person who makes the connection. In this episode, he explains what we can learn from complex dynamic systems and how that knowledge can help us understand and implement a feedback-rich circular economycircular economyA systems solution framework that tackles global challenges like climate change, biodiversity loss, waste, and pollution. It is based on three principles, driven by design: eliminate waste and pollution, circulate products and materials (at their highest value), and regenerate nature.. Dirk Helbing is Professor of Computational Social Science at the Department of Humanities, Social and Political Sciences at ETH Zurich.