It is now over ten years since we edited the first edition of HLA-B27 in the Development of Spondyloarthropathies (SpA). It is obvious that over this period an enormous amount of information concerning SpA and HLA-B27 has accumulated, and this has been reflected in the knowledge of molecular mechanism of the spondyloarthropathies. Discussion for such a book took initial form at the outstanding 4th Gent Symposium on SpA in October 2006, but was not formally commissioned by Landes Bioscience until early 2007. Molecular Mechanisms of Spondyloarthropathies aims to synthesize...