Authors: Annette Ladstätter-Weißenmayer and Andreas Richter (IUP, University of Bremen), Maria Kanakidou (ECPL, University of Crete), and Peter Borrell (P&PMB Consultants, Newcastle-under-Lyme). With additional input from Thomas Wagner (University of Heidelberg), John P. Burrows (IUP, University of Bremen) and the AT2 group.