In a SPIEGEL interview, Iranian Ayatollah Mohsen Kadivar, currently a visiting research professor at America's Duke University, discusses the recent death of opposition leader Hossein Ali Montazeri, the frustrations Iranians have with their regime, the future of the green movement and the prospect of an escalation. 'I Am Convinced that the Regime Will Collapse' Iranian reformist clergyman Mohsen Kadivar delivers a speech during a protest in support of... Expand Iranian reformist clergyman Mohsen Kadivar delivers a speech during a protest in support of disqualified reformist MPs at "Islamic Iran Participation Front" (IIPF) headquarters in Tehran, in this file photo. In...