with us now dan yergin, he is the author of a great book, "the quest, energy security and remaking theand he's cnbc's global energy expert. it's great to have with us. let's talk oil prices and how much of this is what's going on with concerns in iran? >> most of it as a result of what's happening in iran. we entered a new phase really late last year when the u.n. came out and said iran is going towards a nuclear weapons capability and then, of course, all of the threats that have come from iran, expectations, the cutbacks are coming, and it's a rather tight oil market. so, all of that together is what's driving prices. >> okay, walk us through the permutations in your mind of what will happen over, let's say, the next month or two. the short term, unless you want to go longer term. >> no. i think over the next month we are on track for oil prices to continue to go up. i think what we're seeing now is, of course, oil prices, gasoline prices are now becoming political issue in the united states and any continue they co up, we'll see greater pressure to use the strategic oil reserve whic