PRESIDENTS Prof. Mauro Alini (Switzerland) Vice-Director AO Research Institute, Davos Prof. Aldo R. Boccaccini (Germany) Head of Institute of Biomaterials, Friedrich-Alexander University of Erlangen-Nuernberg, Editor Materials Letters Dr. Giovanni Barbanti-Bròdano, Spine Surgery Oncologic & Degenerative, Rizzoli Orthopaedic Institute (IOR), Bologna, Italy Chair Dr. Julietta V. Rau National Research Council of Italy, Institute of the Structure of Matter, Rome 2019-02-25