"A groundbreaking examination of the growing inequality gap from the bestselling author of Bowling Alone: why fewer Americans today have the opportunity for upward mobility. It's the American dream: get a good education, work hard, buy a house, and achieve prosperity and success. This is the America we believe in--a nation of opportunity, constrained only by ability and effort. But during the last twenty-five years we have seen a disturbing "opportunity...

"Putnam's work shows how social bonds are the most powerful predictor of life satisfaction. For example, he reports that getting married is the equivalent of quadrupling your income and attending a club meeting regularly is the equivalent of doubling your income. The loss of social capital is felt in critical ways: Communities with less social capital have lower educational performance and more teen pregnancy, child suicide, low birth weight, and...

"The book is packed with intriguing revelations about common trends in the countries studied. The contributors note, for instance, that waning participation in unions, churches, and political parties seems to be virtually universal, a troubling discovery as these forms of social capital are especially important for empowering less educated, less affluent portions of the population. Indeed, in general, the researchers found more social grouping among...