Howard Bamsey: Howard Bamsey is the Executive Director of the Green Climate Fund, having taken office on January 10, 2017. With a distinguished career in international diplomacy and public service, Ambassador Bamsey is a prominent figure in global climate negotiations. He has significantly contributed to shaping strategic approaches to climate change under the UN Framework Convention on Climate Change (UNFCCC), particularly in areas of adaptation and technology. Mike Eckhart: As Managing Director and Global Head of Environmental Finance and Sustainability at Citigroup, Mike Eckhart leads efforts to integrate environmental considerations into financial practices. His extensive experience in environmental finance and sustainability makes him a key voice in promoting sustainable investment strategies and advancing the role of finance in addressing climate change. Melanie Nakagawa: Melanie Nakagawa is a Non-Resident Fellow at the Center on Global Energy Policy and the Head of Climate Initiative with Princeville Global. Her work focuses on leveraging investment to drive climate solutions and sustainability. With a strong background in policy and finance, she plays a crucial role in bridging the gap between environmental goals and financial mechanisms. Bruce Usher: Bruce Usher is the Co-Director of the Tamer Center for Social Enterprise and the Elizabeth B. Strickler ’86 and Mark T. Gallogly ’86 Faculty Director at Columbia Business School. As a Professor of Professional Practice, he specializes in social enterprise and sustainable business practices. Usher's expertise lies in fostering entrepreneurship and innovation to address social and environmental challenges, making him a key figure in the dialogue on climate finance.