the people's mujahedeen is an islamic group, but also a marxist group has challenged him. rafsanjani has claimed that opposition groups have been behind assassination attempts. revolutions are not single events, they are processes. and this is, in effect, a new stage of that ongoing process. it is going to continue to be a revolutionary, and therefore, a volatile environment. c-span: if you picked up the telephone and tried to reach him, would he take your call? >> guest: no, i doubt it. c-span: if you wanted ... >> guest: i don't think he takes any calls directly. c-span: if you went there to visit again, would he see you now? >> guest: oh, i don't know. i mean, he does like to see the press -- that's his medium for sending messages to the united states or to other people with whom he's interested in communicating. c-span: if an american just wanted to go to teheran right now and applied for a visa, could one get one if they weren't a member of the press? >> guest: there are some americans who've gone over recently for conferences held at teheran university or at the fore