Contributions by: Gerrit Bos, Caroline Bacciu, Marco Coniglio, Lucia Molinu, Katharina Paul, Hedde Zeijlstra, Anja Weingart, Markus Steinbach, Martin Tamcke, Manfred Tietz, Christoph Schwarze, Frank Savelsberg, Esther Rinke, Mailyn Lubke, Uli Reich, Adam Ledgeway, Sebastian Lauschus, Luca Refrigeri, Judith Meinschaefer, Luis Lopez-Carretero, Sandra Hajek, Sascha Gaglia, Olga Kellert, Maria Selig, Maria Sofia Corradini, Katrin Schmitz, Elisabeth Reichle, Matthias Schoffel, Franck Floricic, Natascha Pomino, Julia Zwink, Eva-Maria Remberger