At 4.9 percent, the nation's unemployment rate is half of what it was at the height of the Great Recession. But that number hides a big problem: Millions of men in their prime working years have dropped out of the workforce — meaning they aren't working or even looking for a job.

It's a trend that's held true for decades and has economists puzzled.

01/06/14 - Monday’s Topical Currents addresses “Angry White Men,” a study of the extreme right, White Supremacists and neo-Nazis in the US, Germany and Scandinavia. Sociologist Michael Kimmel of New York’s Stony Brook University says young white men are distraught that society no longer belongs exclusively to them.