ARD Online First, published on June 8, 2013 as 10.1136/annrheumdis-2013-203419 Clinical and epidemiological research Treating spondyloarthritis, including ankylosingspondylitis and psoriatic arthritis, to target:recommendations of an international task force Josef S Smolen,1,2 Jürgen Braun,3 Maxime Dougados,4 Paul Emery,5Oliver FitzGerald,6 Philip Helliwell,5 Arthur Kavanaugh,7 Tore K Kvien,8Robert Landewé,9,10 Thomas Luger,11 Philip Mease,12 Ignazio Olivieri,13John Reveille,14 Christopher Ritchlin,15 Martin Rudwaleit,16 Monika Schoels,2Joachim Sieper,17 Martinus de Wit,18 Xenofon Baraliakos,3 Neil Betteridge,18Ruben Burgos-Vargas,19 Eduardo Collantes-Estevez,20 Atul Deodhar,21Dirk Elewaut,22 Laure Gossec,23 Merryn Jongkees,18 Mara Maccarone,18Kurt Redlich,1 Filip van den Bosch,22 James Cheng-Chung Wei,24 Kevin Winthrop,25Désirée van der Heijde26