Sunday, Aug. 24, 2014 | 2 a.m.
Upward social mobility — or the lack of it in the United States — has been characterized by President Barack Obama as "the defining challenge of our time."
Today, children born into the poorest parts of American society have a slim chance of moving upward. Even worse, their chances are often decreased by a number of factors outside their control, such as race or class.
In the latest essay from the Brookings Institution, Economic Studies expert Richard Reeves examines the issue: Saving Horatio Alger: Equality, Opportunity, and the American Dream. .