The eurozone crisis is expected to dominate the upcoming G20 leaders’ summit, as the organization works to stay relevant and move forward on a full agenda, says this Expert Roundup.

Four experts contribute their thoughts about the role of the United Nations and the future of global governance in this Expert Roundup.

Upcoming negotiations are shadowed by Iran’s increasing uranium enrichment capabilities. Four nonproliferation experts provide a path for resolving the intensifying nuclear dispute.

Four experts weigh in on the role of free trade in driving U.S. economic growth and competitiveness amid high U.S. unemployment and a faltering global economic recovery.

Seven experts examine how resolving pressing domestic policy issues, from education to infrastructure, could help bolster U.S. leadership internationally.