This colloquium, convened by Hugh Kennedy of SOAS, was held on Saturday 14 May 2011 at Trinity College. Speakers were Fanny Bessard (EPHE-Sorbonne, Paris), Michael Bonner (Oxford), Michele Campopiano (Utrecht), Touraj Daryaee (UCLA), Michael Morony (UCLA), Richard Payne (Mount Holyoke and Trinity College, Cambridge), Parvaneh Pourshariati (Ohio State), Khodadad Rezakhani (LSE), and Berenike Walburg (St Andrews). More