The nation's community colleges play a central role in producing a more educated workforce and promoting social mobility. They serve about 40 percent of all college students and, not surprisingly, they serve a disproportionate number of low-income and underrepresented students. But most students who enter these colleges do not graduate--only about…

Making the successful transition to adulthood has become increasingly difficult for many young people in the United States, particularly for those without a college education. Those without a high school degree face even tougher prospects, with especially high unemployment rates and falling wages. A typical worker without a high school diploma…