This open access book presents an innovative study of the rise of unmarried cohabitation in the Americas, from Canada to Argentina. Using an extensive sample of individual census data for nearly all countries on the continent, it offers a cross-national, comparative view of this recent demographic trend and its impact on the family. The book offers a tour of the historical legacies and regional heterogeneity in unmarried cohabitation, covering: Canada, the United States, Mexico, Central America, Colombia, the Andean region, Brazil, and the Southern Cone. It also explores the diverse meanings...