What can we do to start trying to think differently and to start thinking in a way that is more circular rather than linear? Joe Iles and Ellen MacArthur cover a range of topics in the final part of their conversation about the 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., including emerging trends in design, technology, business models and the wider changes already happening in the economy.