“America, built on the dream of upward mobility, has become a country of deepening divide between rich and poor. The surest way to narrow the wealth gap is to earn a college degree. Now major universities like Princeton are working to lower the price of admission through a new kind of affirmative action, not based on race, but on low-income status. It began with two of America’s wealthiest parents, Bill and Melinda Gates. They spent more than a billion dollars putting low-income minority students through college. Before they tell you what they learned, come meet some of the Gates Millennium Scholars.” …