Lieke Ploeger co-founded the independent project space SPEKTRUM | art science community in Berlin, where she works as community builder. Next to SPEKTRUM, she works as communications officer for Open Knowledge International, a worldwide non-profit network of people passionate about openness, using advocacy, technology and training to unlock information and enable people to work with it to create and share knowledge. She has been involved in various European research projects in the areas of open cultural data, open access and open science.