Julian Walker is an educator at the British Library, an artist and writer. His books on language include Discovering Words, Team Talk: Sporting Words and their Origins and Trench Talk: Words of the First World War.
Christophe Declercq is a lecturer in translation (University College London, UK and University of Antwerp, Belgium) who has been working on Belgian refugees in Britain for well over a decade. On the subject, he has spoken widely at conferences in both Britain and Belgium, has worked with the BBC and VRT (Belgian television) and manages several social media outlets.