Video Presentation Dec 3, 2015 00:03:44 Welcome and Introduction Jürgen Renn Dept. I Location Harnack-Haus Tagungsstätte der Max-Planck-Gesellschaft Ihnestr. 16-20 14195 Berlin Copyrights © Max Planck Institute for the History of Science, 2015, CC-BY 3.0 © Max Planck Institute for Gravitational Physics