Procopius was born in Palestine around AD 500 and fought for the Byzantine Empire in Persia, Africa and Italy. Very little is known about him.
G.A. Williamson (1895-1982) was a Classical Exhibitioner at Worcester College, Oxford, graduating with a First Class Honours degree. He was Senior Classics Master at Norwich School from 1922 to 1960. He translated Josephus: The Jewish War (1959) and Procopius: The Secret History (1966) for the Penguin Classics. He died in 1982.