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Gillian Caldwell

Chief Climate Officer and Deputy Assistant Administrator, United States Agency for International Development (USAID)

Gillian Caldwell serves as a Deputy Assistant Administrator at USAID overseeing several climate and environmentally oriented centers in the Bureau for Resilience, Environment and Food Security Bureau. She also serves as USAID's Chief Climate Officer and in this role she is responsible for helping guide and oversee USAID’s climate and environment work across the agency. Gillian is a filmmaker and an attorney and has been working to protect human rights and the environment throughout her career. Prior to joining the Agency, she served as the CEO of Global Witness which has a focus on tackling climate change and deploys investigations into corruption and natural resource extraction to drive systems change worldwide. From 2007-2010, she launched and led OneSky, a highly collaborative cross-sector campaign with over 600 allied organizations to pass legislation in the US to address the climate crisis. Gillian has also been widely recognized as a leading social entrepreneur.