Ben Caldecott is a British environmentalist and expert in sustainable finance who is the founding Director of the Oxford Sustainable Finance Programme at the University of Oxford Smith School of Enterprise and the Environment. At the University of Oxford, he is the inaugural Lombard Odier Associate Professor and Senior Research Fellow of Sustainable Finance, the first ever endowed professorship of sustainable finance, and a Supernumerary Fellow at Oriel College. Caldecott is also the founding Director and Principal Investigator of the UK Centre for Greening Finance &amp; Investment (CGFI), established by UK Research and Innovation in 2021 as the national centre to accelerate the adoption and use of climate and environmental data and analytics by financial institutions internationally. Since 2019, he has also been seconded to the UK Cabinet Office as the COP26 Strategy Advisor for Finance. He is a Trustee of the Green Alliance.