As the U.S. Senate debates the healthcare overhaul, experts are divided on whether proposed legislation would stifle U.S. economic and business competitiveness.

In his address to the nation on Tuesday, U.S. President Barack Obama laid out a strategy he says will turn the tides in the faltering Afghan war effort. Five experts analyze his approach.

Four experts debate whether Obama’s immigration reform plan, including an expanded path to legalization, would help or harm U.S. workers and economic growth.  

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

Prices at the pump are emerging as a significant U.S. election issue. Five experts offer a range of policy options, from lowering regulations to encouraging less consumption.