IN THE MIDST of the global financial crisis, Western politicians have found a ray of light, namely that reduced oil prices will compel Iran to come to terms with the international community on its nuclear infractions. Such perceptions misread Iran’s history and the mindset of Tehran’s current rulers. The West confronts an Iranian regime that has reconceptualized its national interests – choosing strategic gain over economic growth. Neither economic distress nor additional sanctions are likely to alter Tehran’s course. The most effective means of addressing Iran’s proliferation tendencies is to alter its strategic calculus.