Robert Blackmore is a Visiting Fellow at the University of Southampton. He is the author of Government and Merchant Finance in Anglo-Gascon Trade (Palgrave, 2020). Craig Lambert is Professor of Maritime History at the University of Southampton, author of Shipping the Medieval Military (Boydell, 2011), co-editor of Military Communities in Late Medieval England (Boydell, 2018), and co-editor of The Routledge Companion to Marine and Maritime Worlds, 1400-1800 (Routledge, 2020).