Sarah Walker has been working on climate finance for over 20 years, starting with developing some of the first CDM projects globally, and an additional 15 projects over the years. She also sat in key advisory roles - CDM AR WG, VCS Advisory Board, CCB Steering Committee, VCS Forest Innovations WG and has been an author of 6 voluntary market methodologies. She has also provided NCS technical training and advisement to over 15 national governments. Prior to joining WCS, Sarah served in the senior leadership of Lestari Capital as the Chief Conservation Officer and as the Director of the Ecosystem Services Unit at Winrock International.