Zoë Arden Zoë Arden is associate director at the University of Cambridge Institute for Sustainability Leadership (CISL) and at the advisory firm and think tank SustainAbility. Previously, she was director of communications and sustainability at BT Retail. Zoë specialises in storytelling and stakeholder engagement. She is also a trustee of Bioregional, the creators of One Planet Living and BedZed. She has a Masters in Sustainability Leadership from Cambridge.