"Nature is the best teacher. Everything in nature is feeding into itself."Everything is interconnected in this world. In order to encourage sustainable development as a designer, you need to think like an ecosystem. According to Dr Leyla Acaroglu, Director of the Un-School of Disruptive Design, creating a sustainable economy is only possible if we move beyond the linear systems that ultimately leave us with waste products. The solution to this? Thinking in circularity.