What makes us human beings? Is it merely some corporeal aspect, or rather some specific mental capacity, language, or some form of moral agency or social life? Is there a gendered bias within the concept of humanity? How do human beings become more human, and can we somehow cease to be human? This volume provides some answers to these fundamental questions and more by charting the increased preoccupation of the European Enlightenment with the concepts of humankind and humanity. Chapters investigate the philosophical concerns of major figures across Western Europe, including Montesquieu,...