Ghost busting—taking the sheet off the ghost

> Copublished with permission in Rheumatology, The Journal of Rheumatology, Clinical and Experimental Rheumatology, Clinical Rheumatology, Rheumatology International, Modern Rheumatology, Zeitschrift fur Rheumatologie and Reumatologia clinica. All rights reserved in respect of Rheumatology, ©The Authors 2016. For The Journal of Rheumatology, ©The Journal of Rheumatology 2016. For Clinical Rheumatology, ©Clinical Rheumatology 2016. For Clinical and Experimental Rheumatology, ©Clinical and Experimental Rheumatology 2016. For Rheumatology International and Zeitschrift fur Rheumatologie, © Springer-Verlag GmbH Berlin Heidelberg 2016. For Modern Rheumatology, ©Japan College of Rheumatology 2016. For Reumatologia clinica,© Elsevier Espana, S.L.U. Barcelona, 2016. Ghost authorship, defined as when an individual has made a substantial contribution to writing, research, or editing of a manuscript, but is neither listed as an author nor appropriately acknowledged in the paper, is a cause for concern in biomedical publishing. A reader needs to be confident that the paper they are reading is the work of those prepared to take responsibility for it. The question of ghost authorship examines the criteria of what qualifies a person to be an author of a paper. Where does contribution end and authorship begin? … Address correspondence to K. Wilson; E-mail: editorial{at}rheumatology.org.uk