Ruben Korenke is a senior product manager at the green search engine Ecosia.'At Ecosia he is responsible for building green features that help users make more sustainable choices.'Ruben holds a doctorate focused on the gap between intentions and actions in the realm of sustainable consumption.'Previously he worked as a strategy consultant at McKinsey & Company and studied at the Karlsruhe Institute of Technology, the Fletcher School of Law and Diplomacy and the Harvard Kennedy School.