By Alex Butterworth The Congruence Engine Manifesto By Jane Winters and Anna-Maria Sichani The role of digital humanities in an interdisciplinary research project By William Ashworth History of textiles and the Congruence Engine By Helen Graham and Arran J Rees Congruence Engine in action By Scott Anthony Editorial By Helmuth Trischler Festschrift: how do we value artefacts in museum research? By Gemma Almond Why the anonymous and everyday objects are important: using the Science Museum’s collections to re-write the history of vision aids