Ruby Au is the Head of North America at Ecosia, the green search engine that uses 100% of its profits to plant and protect trees. Ruby previously worked as a social impact and EdTech founder in Nairobi's tech startup ecosystem, where she launched Lumen Labs, a company that provided project based computer education to rural schools and communities. After successfully exiting Lumen Labs, she helped launch the African office for San Francisco-based company Endless Computers, and was part of the team that created the world’s first “Pay-As-You-Go” laptop that improved financing options for students and communities lacking digital access. Ruby frequently speaks and writes about the intersection between climate, tech, and education, and holds dual degrees in Business and Environmental Science from the University of Southern California.