49th Munich Security Conference 2013: Debating Iran's nuclear program: From left: Ruprecht Polenz (Member of the German Bundestag, Chairman of the Committee on Foreign Affairs, Berlin), Prof. Dr. Vali Nasr (Dean of the Paul H. Nitze School of Advanced International Studies, Johns Hopkins University, Washington, D.C.), Ali Akbar Salehi (Minister of Foreign Affairs, Islamic Republic of Iran, Tehran), Moderator: Georg Mascolo (Editor-in-Chief, Der Spiegel, Hamburg).