Cambridge Institute for Sustainability Leadership (CISL) | 162,470 followers on LinkedIn. CISL, part of the University of Cambridge, develops leadership and solutions for a sustainable economy. | CISL is an impact-led institute within the University of Cambridge that activates leadership globally to transform economies for people, nature and climate. Through its global network and hubs in Cambridge, Cape Town and Brussels, CISL works with leaders and innovators across business, finance and government to accelerate action for a sustainable future. Trusted since 1988 for its rigour and pioneering commitment to learning and collaboration, the Institute creates safe spaces to challenge and support those with the power to act.