Iran is a country at the centre of many conflicts, from the Sunni Shia split to American support for Israel and Saudi Arabia in their battles for supremacy with Tehran.
But what shapes its policies both domestically and regionally? Is it faith, a regime fighting to survive, or revolutionary zeal? Or is it simply a country and people misunderstood?
Helping us navigate this discussion are Emeritus Professor and Middle East expert Paul Rogers, Professor in Modern History at the University of St Andrews Ali Ansari, and Afshin Shahi, senior lecturer in Middle East Politics and International Relations at University of Bradford.