Iran’s ambitions as a regional power, its links to groups considered terrorist organizations, and tensions within the Iranian regime pose a range of challenges to its neighbors and the world. Drawing on the insights of more than twenty-five leading analysts, government officials, and journalists, this interactive guide explores these challenges and offers a range of expert opinions on the policy options for addressing them. The guide also uses multimedia elements to trace the country’s history, examine its oil-driven economy, and survey its controversial nuclear program.