Administration; Prosopography and Appointment Policies in the Roman Empire, Proceedings of the First Workshop of the International Network Impact of Empire (Roman Empire; 27 B.C. - A.D. 406); Leiden; June 28-July 1; 2000, Proceedings of the First Workshop of the International Network Impact of Empire (Roman Empire; 27 B.C. - A.D. 406); Leiden; June 28-July 1; 2000