The Economic Policy Institute says the answer is simple: higher union density is needed to preserve the middle class. One blogger takes on the logic. Productivity declines is not the problem, but marginal performers will suffer job losses.

Mother says so.

A former union organizer (20 years) has penned a piece on revitalizing unions for The Nation. Key point, unions need to organize people, not necessarily in unions, but around ideas and causes that really matter to, well, people.