Ying Li, Alice Saul, Bruce Taylor, Anne-Louise Ponsonby, Steve Simpson-Yap, Leigh Blizzard, Simon Broadley, Jeannette Lechner-Scott on behalf of Ausimmune/AusLong Investigators Group, Rana Karabudak, Francesco Patti, Sara Eichau, Marco Onofrj, Serkan Ozakbas, Dana Horakova, Eva Kubala Havrdova, Francois Grand’Maison, Raed Alroughani, Oliver Gerlach, Maria Pia Amato, Ayse Altintas, Marc Girard, Pierre Duquette, Yolanda Blanco, Cristina Ramo-Tello, Guy Laureys, Tomas Kalincik, Samia J. Khoury, Vahid Shaygannejad, Masoud Etemadifar, Bhim Singhal, Saloua Mrabet, Matteo Foschi, Mario Habek, Nevin John, Stella Hughes, Pamela McCombe, Radek Ampapa, Anneke van der Walt, Helmut Butzkueven, Koen de Gans, Chris McGuigan, Celia Oreja-Guevara, Maria Jose Sa, Thor Petersen, Talal Al-Harbi, Angel Perez Sempere, Bart Van Wijmeersch, Nikolaos Grigoriadis, Julie Prevost, Orla Gray, Tamara Castillo-Triviño, Richard Macdonell, Alessandra Lugaresi, Seyed Aidin Sajedi on behalf of MSBase & Ingrid van der Mei ; contributers: Katrin Gross-Paju et al.