As the Conservation Data Scientist, Pui Yu analyzes and synthesizes geospatial, remote sensing, ecological, and administrative datasets to evaluate and improve conservation practices.

Before joining CCI, Pui-Yu worked as a postdoctoral researcher at WWF-US. In particular, she worked on mapping global forest change using remote sensing in collaboration with the Trillion Trees, which is a partnership between WWF-UK, WCS, and BirdLife International. She have also worked with Winrock International in successfully obtaining a grant to map the historical land cover change in northeastern Liberia as support of a REDD+ project; as well as briefly at the IUCN.