Creighton received a PhD from Durham University in 1992 entitled The circulation of money in Roman Britain from the first to third century, supervised by John Casey.
[1] He studied under the Leslie Brooks Fellowship and resided in a room just above the St Cuthbert's Society wine cellar.
[5] Creighton has written two key-works reinterpreting the Late Iron Age-Roman transition in south-east Britain.
Coins and Power has been described as a "essential reading for anyone studying the Later Pre-Roman Iron Age or Early Roman period in northern Europe".
[6] Britannia utilised a broader range of archaeological evidence to examine the influence of Late Iron Age kings on Roman towns in Britain and the development of the province.