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.

What’s in store next year for the global economy? Four experts identify important signals to look for on Europe, China, the United States, and global trade.

Six experts weigh in on the contagion threat of the European debt crisis and the potential impact on the U.S. economy.