During the last 40 years Southern Maryland has come into its own, making a dramatic transformation from one of the poorest and least competitive regions of the state, into one of the most dynamic and prosperous — doubling in population and diversity with a strong economy and steadily expanding opportunity. Major projects have played a role in the transformation of the region. But as important as these developments have been, none has had a greater impact than bringing rapid transit to Southern Maryland will have on the region’s future quality of life.