By the end of World War I, the skyrocketing divorce rate in the United States had generated a deep-seated anxiety about marriage. This fear drove middle-class couples to seek advice, both professional and popular, in order to strengthen their relationships. In Making Marriage Work, historian Kristin Celello offers an insightful and wide-ranging account of marriage and divorce in America in the twentieth century, focusing on the development of the idea of marriage as "work. " Throughout, Celello illuminates the interaction of marriage and divorce over the century and reveals how the idea that marriage requires work became part of Americans' collective consciousness.