Sandrine Dixson-Declève is an environmental scientist and an international climate change, sustainable development, sustainable finance, and complex system thought leader. She is Honorary President of the Club of Rome and Executive Chair of Earth4All, dividing her time between the Club of Rome, advising on non-Executive corporate and academic Boards, lecturing, and facilitating difficult conversations. She is a TED global speaker and was recognised by Reuters in 2023 as one of 25 global female trailblazers and by GreenBiz as one of the 30 most influential women across the globe driving change in the low carbon economy and promoting green business.