... The aim of the conference is to bring together a community of researchers interested in arithmetic geometry and its applications. We hope that a collaborative, casual atmosphere will stimulate fruitful interactions between pure arithmetic geometers and those working on more applied aspects. ... Methods involving modular forms and automorphic representations . ... Explicit aspects of moduli spaces . ... Christian Berghoff (Paris, Bonn) . ... Elisa Lorenzo Garcia (Leiden) . ... Marc Hindry (Paris) . ...