I’ve been obsessed with supply chains for a long time, because each of us is involved in them, whether consciously or not. They have the potential to transform communities and the environment for better or for worse.

In 2017, the Scottish Government announced it would design and introduce a deposit return system to boost recycling of drinks packaging to more than 90%. In July 2022 the system will go live and is based on the best-designed systems around the world.