- Paul Spence (Project Co-Director)
- Emma Tonkin (Research Developer)
- José Miguel Vieira (Research Developer)
- Neil Jakeman (Research Developer - Mapping)
- Faith Lawrence (Research Associate)
- Paul Caton (Research Associate)
Voluntary help provided by Nigel Coulton, a skilled palaeographer and Latinist, and member of the Ranulf Higden Society, and by Françoise Lainé, emeritus professor of the Université Bordeaux-Montaigne.