Pat Southern studied Ancient History and Archaeology at the Universities of London and Newcastle upon Tyne. She is the author of numerous books on Roman history, including The Roman Cavalry (with Karen Dixon, Routledge 1997), The Late Roman Army (with Karen Dixon, Routledge 2000), Domitian – Tragic Tyrant (Routledge 1997) and Augustus (Routledge 1998, second edition 2014).