Across the sixteenth and seventeenth centuries, a growing notion of the value of a large populace created a sense of urgency about reproduction; accordingly, a wide array of English writers of the time voiced the need not merely to add more people but also to ensure that England had an abundance of the right kinds of people. This need, in turn, called for a variety of institutions to train-and thus make, through a kind of nonbiological procreation-pious, enterprising, and dutiful subjects. In Increase and Multiply, David Glimp examines previously unexplored links between this emergent demographic mentality and Renaissance literature.