The document summarizes an upcoming conference on knowledge commons. It will bring together researchers from various fields to discuss institutional arrangements for collaborative scientific research. The conference includes keynote speakers and sessions on topics like open access publishing, constructing commons in intellectual resources, enabling access to research data internationally, and the historical experience of knowledge commons. The event will take place September 12-14, 2012 in Belgium, organized by universities and research organizations. It aims to address governing pooled knowledge resources and building sustainable commons for scientific, cultural and genetic resources.