In the first decade of the 21st Century, it is becoming clear that America’s demography will become far more multifaceted than we have known in the past. Two of the main demographic engines, propelling these changes, are discussed in this report: first, we examine the rise in America’s senior population, which will be propelled by the beginning wave of aging Baby Boomers; and second, the rise of new minorities, Hispanics and Asians, that is propelled by the huge, recent immigration to the United States.